Home / 243,631.61-365,397.20-93,820.49

Finding the Fourth Proportional to 243,631.61, 365,397.20 and 93,820.49

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Solution

The fourth proportional to 243,631.61, 365,397.20 and 93,820.49 is: 140,711.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,631.61 : 365,397.20 = 93,820.49 : x
  2. Step 2: Convert to fraction form
    243,631.61/365,397.20 = 93,820.49/x
  3. Step 3: Cross multiply
    243,631.61x = 365,397.20 × 93,820.49
  4. Step 4: Simplify right side
    243,631.61x = 34,281,743,879.53
  5. Step 5: Solve for x
    x = 34,281,743,879.53/243,631.61
  6. Step 6: Final answer
    x = 140,711.40

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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.