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Finding the Fourth Proportional to 71,337.51, 98,466.03 and 43,045.02

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Solution

The fourth proportional to 71,337.51, 98,466.03 and 43,045.02 is: 59,414.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,337.51 : 98,466.03 = 43,045.02 : x
  2. Step 2: Convert to fraction form
    71,337.51/98,466.03 = 43,045.02/x
  3. Step 3: Cross multiply
    71,337.51x = 98,466.03 × 43,045.02
  4. Step 4: Simplify right side
    71,337.51x = 4,238,472,230.67
  5. Step 5: Solve for x
    x = 4,238,472,230.67/71,337.51
  6. Step 6: Final answer
    x = 59,414.36

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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.