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Finding the Fourth Proportional to 144,081.97, 216,132.14 and 59,848.99

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Solution

The fourth proportional to 144,081.97, 216,132.14 and 59,848.99 is: 89,777.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,081.97 : 216,132.14 = 59,848.99 : x
  2. Step 2: Convert to fraction form
    144,081.97/216,132.14 = 59,848.99/x
  3. Step 3: Cross multiply
    144,081.97x = 216,132.14 × 59,848.99
  4. Step 4: Simplify right side
    144,081.97x = 12,935,289,894.83
  5. Step 5: Solve for x
    x = 12,935,289,894.83/144,081.97
  6. Step 6: Final answer
    x = 89,777.30

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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.