Home / 169,650.30-254,475.45-155,135.10

Finding the Fourth Proportional to 169,650.30, 254,475.45 and 155,135.10

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Solution

The fourth proportional to 169,650.30, 254,475.45 and 155,135.10 is: 232,702.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,650.30 : 254,475.45 = 155,135.10 : x
  2. Step 2: Convert to fraction form
    169,650.30/254,475.45 = 155,135.10/x
  3. Step 3: Cross multiply
    169,650.30x = 254,475.45 × 155,135.10
  4. Step 4: Simplify right side
    169,650.30x = 39,478,074,383.30
  5. Step 5: Solve for x
    x = 39,478,074,383.30/169,650.30
  6. Step 6: Final answer
    x = 232,702.65

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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.