Home / 136,026.76-204,007.74-57,142.52

Finding the Fourth Proportional to 136,026.76, 204,007.74 and 57,142.52

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Solution

The fourth proportional to 136,026.76, 204,007.74 and 57,142.52 is: 85,700.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,026.76 : 204,007.74 = 57,142.52 : x
  2. Step 2: Convert to fraction form
    136,026.76/204,007.74 = 57,142.52/x
  3. Step 3: Cross multiply
    136,026.76x = 204,007.74 × 57,142.52
  4. Step 4: Simplify right side
    136,026.76x = 11,657,516,363.10
  5. Step 5: Solve for x
    x = 11,657,516,363.10/136,026.76
  6. Step 6: Final answer
    x = 85,700.17

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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.