Home / 91,582.29-137,195.19-67,522.77

Finding the Fourth Proportional to 91,582.29, 137,195.19 and 67,522.77

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Solution

The fourth proportional to 91,582.29, 137,195.19 and 67,522.77 is: 101,152.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,582.29 : 137,195.19 = 67,522.77 : x
  2. Step 2: Convert to fraction form
    91,582.29/137,195.19 = 67,522.77/x
  3. Step 3: Cross multiply
    91,582.29x = 137,195.19 × 67,522.77
  4. Step 4: Simplify right side
    91,582.29x = 9,263,799,259.48
  5. Step 5: Solve for x
    x = 9,263,799,259.48/91,582.29
  6. Step 6: Final answer
    x = 101,152.74

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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.