Home / 136,231.64-204,347.28-42,744.68

Finding the Fourth Proportional to 136,231.64, 204,347.28 and 42,744.68

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Solution

The fourth proportional to 136,231.64, 204,347.28 and 42,744.68 is: 64,116.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,231.64 : 204,347.28 = 42,744.68 : x
  2. Step 2: Convert to fraction form
    136,231.64/204,347.28 = 42,744.68/x
  3. Step 3: Cross multiply
    136,231.64x = 204,347.28 × 42,744.68
  4. Step 4: Simplify right side
    136,231.64x = 8,734,759,092.47
  5. Step 5: Solve for x
    x = 8,734,759,092.47/136,231.64
  6. Step 6: Final answer
    x = 64,116.96

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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.