Home / 80,466.67-120,607.12-59,089.15

Finding the Fourth Proportional to 80,466.67, 120,607.12 and 59,089.15

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Solution

The fourth proportional to 80,466.67, 120,607.12 and 59,089.15 is: 88,565.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,466.67 : 120,607.12 = 59,089.15 : x
  2. Step 2: Convert to fraction form
    80,466.67/120,607.12 = 59,089.15/x
  3. Step 3: Cross multiply
    80,466.67x = 120,607.12 × 59,089.15
  4. Step 4: Simplify right side
    80,466.67x = 7,126,572,204.75
  5. Step 5: Solve for x
    x = 7,126,572,204.75/80,466.67
  6. Step 6: Final answer
    x = 88,565.52

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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.