Home / 179,614.28-247,866.18-99,045.20

Finding the Fourth Proportional to 179,614.28, 247,866.18 and 99,045.20

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Solution

The fourth proportional to 179,614.28, 247,866.18 and 99,045.20 is: 136,681.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,614.28 : 247,866.18 = 99,045.20 : x
  2. Step 2: Convert to fraction form
    179,614.28/247,866.18 = 99,045.20/x
  3. Step 3: Cross multiply
    179,614.28x = 247,866.18 × 99,045.20
  4. Step 4: Simplify right side
    179,614.28x = 24,549,954,132.01
  5. Step 5: Solve for x
    x = 24,549,954,132.01/179,614.28
  6. Step 6: Final answer
    x = 136,681.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.