Home / 112,908.61-169,363.22-38,081.32

Finding the Fourth Proportional to 112,908.61, 169,363.22 and 38,081.32

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Solution

The fourth proportional to 112,908.61, 169,363.22 and 38,081.32 is: 57,122.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,908.61 : 169,363.22 = 38,081.32 : x
  2. Step 2: Convert to fraction form
    112,908.61/169,363.22 = 38,081.32/x
  3. Step 3: Cross multiply
    112,908.61x = 169,363.22 × 38,081.32
  4. Step 4: Simplify right side
    112,908.61x = 6,449,574,363.24
  5. Step 5: Solve for x
    x = 6,449,574,363.24/112,908.61
  6. Step 6: Final answer
    x = 57,122.08

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1.5x scale

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.