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Finding the Fourth Proportional to 144,083.47, 216,134.39 and 59,850.49

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Solution

The fourth proportional to 144,083.47, 216,134.39 and 59,850.49 is: 89,779.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,083.47 : 216,134.39 = 59,850.49 : x
  2. Step 2: Convert to fraction form
    144,083.47/216,134.39 = 59,850.49/x
  3. Step 3: Cross multiply
    144,083.47x = 216,134.39 × 59,850.49
  4. Step 4: Simplify right side
    144,083.47x = 12,935,748,756.64
  5. Step 5: Solve for x
    x = 12,935,748,756.64/144,083.47
  6. Step 6: Final answer
    x = 89,779.55

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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.