Home / 113,707,245.72-156,915,999.18-61,496,281.10

Finding the Fourth Proportional to 113,707,245.72, 156,915,999.18 and 61,496,281.10

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Solution

The fourth proportional to 113,707,245.72, 156,915,999.18 and 61,496,281.10 is: 84,864,867.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,707,245.72 : 156,915,999.18 = 61,496,281.10 : x
  2. Step 2: Convert to fraction form
    113,707,245.72/156,915,999.18 = 61,496,281.10/x
  3. Step 3: Cross multiply
    113,707,245.72x = 156,915,999.18 × 61,496,281.10
  4. Step 4: Simplify right side
    113,707,245.72x = 9,649,750,394,660,650
  5. Step 5: Solve for x
    x = 9,649,750,394,660,650/113,707,245.72
  6. Step 6: Final answer
    x = 84,864,867.96

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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.