Home / 60,072.03-90,140.13-39,007.08

Finding the Fourth Proportional to 60,072.03, 90,140.13 and 39,007.08

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Solution

The fourth proportional to 60,072.03, 90,140.13 and 39,007.08 is: 58,531.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,072.03 : 90,140.13 = 39,007.08 : x
  2. Step 2: Convert to fraction form
    60,072.03/90,140.13 = 39,007.08/x
  3. Step 3: Cross multiply
    60,072.03x = 90,140.13 × 39,007.08
  4. Step 4: Simplify right side
    60,072.03x = 3,516,103,262.12
  5. Step 5: Solve for x
    x = 3,516,103,262.12/60,072.03
  6. Step 6: Final answer
    x = 58,531.45

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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.