Home / 112,891.92-169,439.40-60,346.32

Finding the Fourth Proportional to 112,891.92, 169,439.40 and 60,346.32

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Solution

The fourth proportional to 112,891.92, 169,439.40 and 60,346.32 is: 90,573.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,891.92 : 169,439.40 = 60,346.32 : x
  2. Step 2: Convert to fraction form
    112,891.92/169,439.40 = 60,346.32/x
  3. Step 3: Cross multiply
    112,891.92x = 169,439.40 × 60,346.32
  4. Step 4: Simplify right side
    112,891.92x = 10,225,044,253.01
  5. Step 5: Solve for x
    x = 10,225,044,253.01/112,891.92
  6. Step 6: Final answer
    x = 90,573.75

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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.