Home / 136,086.32-204,153.96-56,079.74

Finding the Fourth Proportional to 136,086.32, 204,153.96 and 56,079.74

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Solution

The fourth proportional to 136,086.32, 204,153.96 and 56,079.74 is: 84,129.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,086.32 : 204,153.96 = 56,079.74 : x
  2. Step 2: Convert to fraction form
    136,086.32/204,153.96 = 56,079.74/x
  3. Step 3: Cross multiply
    136,086.32x = 204,153.96 × 56,079.74
  4. Step 4: Simplify right side
    136,086.32x = 11,448,900,996.77
  5. Step 5: Solve for x
    x = 11,448,900,996.77/136,086.32
  6. Step 6: Final answer
    x = 84,129.70

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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.