Home / 103,760.07-155,390.59-59,251.92

Finding the Fourth Proportional to 103,760.07, 155,390.59 and 59,251.92

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Solution

The fourth proportional to 103,760.07, 155,390.59 and 59,251.92 is: 88,735.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,760.07 : 155,390.59 = 59,251.92 : x
  2. Step 2: Convert to fraction form
    103,760.07/155,390.59 = 59,251.92/x
  3. Step 3: Cross multiply
    103,760.07x = 155,390.59 × 59,251.92
  4. Step 4: Simplify right side
    103,760.07x = 9,207,190,807.43
  5. Step 5: Solve for x
    x = 9,207,190,807.43/103,760.07
  6. Step 6: Final answer
    x = 88,735.40

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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.