Home / 151,143.10-226,801.05-57,715.90

Finding the Fourth Proportional to 151,143.10, 226,801.05 and 57,715.90

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Solution

The fourth proportional to 151,143.10, 226,801.05 and 57,715.90 is: 86,606.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,143.10 : 226,801.05 = 57,715.90 : x
  2. Step 2: Convert to fraction form
    151,143.10/226,801.05 = 57,715.90/x
  3. Step 3: Cross multiply
    151,143.10x = 226,801.05 × 57,715.90
  4. Step 4: Simplify right side
    151,143.10x = 13,090,026,721.70
  5. Step 5: Solve for x
    x = 13,090,026,721.70/151,143.10
  6. Step 6: Final answer
    x = 86,606.84

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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.