Home / 113,885,174.69-157,160,719.62-61,672,999.13

Finding the Fourth Proportional to 113,885,174.69, 157,160,719.62 and 61,672,999.13

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Solution

The fourth proportional to 113,885,174.69, 157,160,719.62 and 61,672,999.13 is: 85,108,293.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,885,174.69 : 157,160,719.62 = 61,672,999.13 : x
  2. Step 2: Convert to fraction form
    113,885,174.69/157,160,719.62 = 61,672,999.13/x
  3. Step 3: Cross multiply
    113,885,174.69x = 157,160,719.62 × 61,672,999.13
  4. Step 4: Simplify right side
    113,885,174.69x = 9,692,572,924,394,434
  5. Step 5: Solve for x
    x = 9,692,572,924,394,434/113,885,174.69
  6. Step 6: Final answer
    x = 85,108,293.95

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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.