Home / 136,521.59-204,782.45-43,034.63

Finding the Fourth Proportional to 136,521.59, 204,782.45 and 43,034.63

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Solution

The fourth proportional to 136,521.59, 204,782.45 and 43,034.63 is: 64,551.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,521.59 : 204,782.45 = 43,034.63 : x
  2. Step 2: Convert to fraction form
    136,521.59/204,782.45 = 43,034.63/x
  3. Step 3: Cross multiply
    136,521.59x = 204,782.45 × 43,034.63
  4. Step 4: Simplify right side
    136,521.59x = 8,812,735,727.16
  5. Step 5: Solve for x
    x = 8,812,735,727.16/136,521.59
  6. Step 6: Final answer
    x = 64,551.96

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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.