Home / 144,024.60-215,864.10-73,867.80

Finding the Fourth Proportional to 144,024.60, 215,864.10 and 73,867.80

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Solution

The fourth proportional to 144,024.60, 215,864.10 and 73,867.80 is: 110,713.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,024.60 : 215,864.10 = 73,867.80 : x
  2. Step 2: Convert to fraction form
    144,024.60/215,864.10 = 73,867.80/x
  3. Step 3: Cross multiply
    144,024.60x = 215,864.10 × 73,867.80
  4. Step 4: Simplify right side
    144,024.60x = 15,945,406,165.98
  5. Step 5: Solve for x
    x = 15,945,406,165.98/144,024.60
  6. Step 6: Final answer
    x = 110,713.07

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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.