Home / 102,302.86-141,177.90-59,869.48

Finding the Fourth Proportional to 102,302.86, 141,177.90 and 59,869.48

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Solution

The fourth proportional to 102,302.86, 141,177.90 and 59,869.48 is: 82,619.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,302.86 : 141,177.90 = 59,869.48 : x
  2. Step 2: Convert to fraction form
    102,302.86/141,177.90 = 59,869.48/x
  3. Step 3: Cross multiply
    102,302.86x = 141,177.90 × 59,869.48
  4. Step 4: Simplify right side
    102,302.86x = 8,452,247,460.49
  5. Step 5: Solve for x
    x = 8,452,247,460.49/102,302.86
  6. Step 6: Final answer
    x = 82,619.86

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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.