Home / 136,024.60-187,710.20-75,593.72

Finding the Fourth Proportional to 136,024.60, 187,710.20 and 75,593.72

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Solution

The fourth proportional to 136,024.60, 187,710.20 and 75,593.72 is: 104,317.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,024.60 : 187,710.20 = 75,593.72 : x
  2. Step 2: Convert to fraction form
    136,024.60/187,710.20 = 75,593.72/x
  3. Step 3: Cross multiply
    136,024.60x = 187,710.20 × 75,593.72
  4. Step 4: Simplify right side
    136,024.60x = 14,189,712,299.94
  5. Step 5: Solve for x
    x = 14,189,712,299.94/136,024.60
  6. Step 6: Final answer
    x = 104,317.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.