Home / 136,150.46-204,225.78-42,663.50

Finding the Fourth Proportional to 136,150.46, 204,225.78 and 42,663.50

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Solution

The fourth proportional to 136,150.46, 204,225.78 and 42,663.50 is: 63,995.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,150.46 : 204,225.78 = 42,663.50 : x
  2. Step 2: Convert to fraction form
    136,150.46/204,225.78 = 42,663.50/x
  3. Step 3: Cross multiply
    136,150.46x = 204,225.78 × 42,663.50
  4. Step 4: Simplify right side
    136,150.46x = 8,712,986,565.03
  5. Step 5: Solve for x
    x = 8,712,986,565.03/136,150.46
  6. Step 6: Final answer
    x = 63,995.28

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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.