Home / 129,262.34-193,788.93-58,132.89

Finding the Fourth Proportional to 129,262.34, 193,788.93 and 58,132.89

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Solution

The fourth proportional to 129,262.34, 193,788.93 and 58,132.89 is: 87,152.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,262.34 : 193,788.93 = 58,132.89 : x
  2. Step 2: Convert to fraction form
    129,262.34/193,788.93 = 58,132.89/x
  3. Step 3: Cross multiply
    129,262.34x = 193,788.93 × 58,132.89
  4. Step 4: Simplify right side
    129,262.34x = 11,265,510,550.91
  5. Step 5: Solve for x
    x = 11,265,510,550.91/129,262.34
  6. Step 6: Final answer
    x = 87,152.30

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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.