Home / 134,707.18-202,059.81-39,937.78

Finding the Fourth Proportional to 134,707.18, 202,059.81 and 39,937.78

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Solution

The fourth proportional to 134,707.18, 202,059.81 and 39,937.78 is: 59,906.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,707.18 : 202,059.81 = 39,937.78 : x
  2. Step 2: Convert to fraction form
    134,707.18/202,059.81 = 39,937.78/x
  3. Step 3: Cross multiply
    134,707.18x = 202,059.81 × 39,937.78
  4. Step 4: Simplify right side
    134,707.18x = 8,069,820,238.62
  5. Step 5: Solve for x
    x = 8,069,820,238.62/134,707.18
  6. Step 6: Final answer
    x = 59,906.39

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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.