Home / 60,391.68-90,587.40-39,610.32

Finding the Fourth Proportional to 60,391.68, 90,587.40 and 39,610.32

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Solution

The fourth proportional to 60,391.68, 90,587.40 and 39,610.32 is: 59,415.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,391.68 : 90,587.40 = 39,610.32 : x
  2. Step 2: Convert to fraction form
    60,391.68/90,587.40 = 39,610.32/x
  3. Step 3: Cross multiply
    60,391.68x = 90,587.40 × 39,610.32
  4. Step 4: Simplify right side
    60,391.68x = 3,588,195,901.97
  5. Step 5: Solve for x
    x = 3,588,195,901.97/60,391.68
  6. Step 6: Final answer
    x = 59,415.40

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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.