Home / 136,345.74-204,082.02-73,007.52

Finding the Fourth Proportional to 136,345.74, 204,082.02 and 73,007.52

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Solution

The fourth proportional to 136,345.74, 204,082.02 and 73,007.52 is: 109,277.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,345.74 : 204,082.02 = 73,007.52 : x
  2. Step 2: Convert to fraction form
    136,345.74/204,082.02 = 73,007.52/x
  3. Step 3: Cross multiply
    136,345.74x = 204,082.02 × 73,007.52
  4. Step 4: Simplify right side
    136,345.74x = 14,899,522,156.79
  5. Step 5: Solve for x
    x = 14,899,522,156.79/136,345.74
  6. Step 6: Final answer
    x = 109,277.50

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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.