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Finding the Fourth Proportional to 64,397.67, 96,127.44 and 59,648.93

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Solution

The fourth proportional to 64,397.67, 96,127.44 and 59,648.93 is: 89,038.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,397.67 : 96,127.44 = 59,648.93 : x
  2. Step 2: Convert to fraction form
    64,397.67/96,127.44 = 59,648.93/x
  3. Step 3: Cross multiply
    64,397.67x = 96,127.44 × 59,648.93
  4. Step 4: Simplify right side
    64,397.67x = 5,733,898,160.76
  5. Step 5: Solve for x
    x = 5,733,898,160.76/64,397.67
  6. Step 6: Final answer
    x = 89,038.91

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.