Home / 71,338,168.72-106,932,447.72-34,896,255.76

Finding the Fourth Proportional to 71,338,168.72, 106,932,447.72 and 34,896,255.76

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Solution

The fourth proportional to 71,338,168.72, 106,932,447.72 and 34,896,255.76 is: 52,307,791.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,338,168.72 : 106,932,447.72 = 34,896,255.76 : x
  2. Step 2: Convert to fraction form
    71,338,168.72/106,932,447.72 = 34,896,255.76/x
  3. Step 3: Cross multiply
    71,338,168.72x = 106,932,447.72 × 34,896,255.76
  4. Step 4: Simplify right side
    71,338,168.72x = 3,731,542,044,679,948.50
  5. Step 5: Solve for x
    x = 3,731,542,044,679,948.50/71,338,168.72
  6. Step 6: Final answer
    x = 52,307,791.35

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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.