Home / 112,889,150.08-169,278,947.52-66,215,386.24

Finding the Fourth Proportional to 112,889,150.08, 169,278,947.52 and 66,215,386.24

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Solution

The fourth proportional to 112,889,150.08, 169,278,947.52 and 66,215,386.24 is: 99,290,949.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,889,150.08 : 169,278,947.52 = 66,215,386.24 : x
  2. Step 2: Convert to fraction form
    112,889,150.08/169,278,947.52 = 66,215,386.24/x
  3. Step 3: Cross multiply
    112,889,150.08x = 169,278,947.52 × 66,215,386.24
  4. Step 4: Simplify right side
    112,889,150.08x = 11,208,870,892,337,492
  5. Step 5: Solve for x
    x = 11,208,870,892,337,492/112,889,150.08
  6. Step 6: Final answer
    x = 99,290,949.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.