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Finding the Fourth Proportional to 145,959.66, 218,946.02 and 44,750.43

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Solution

The fourth proportional to 145,959.66, 218,946.02 and 44,750.43 is: 67,127.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,959.66 : 218,946.02 = 44,750.43 : x
  2. Step 2: Convert to fraction form
    145,959.66/218,946.02 = 44,750.43/x
  3. Step 3: Cross multiply
    145,959.66x = 218,946.02 × 44,750.43
  4. Step 4: Simplify right side
    145,959.66x = 9,797,928,318.04
  5. Step 5: Solve for x
    x = 9,797,928,318.04/145,959.66
  6. Step 6: Final answer
    x = 67,127.65

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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.