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Finding the Fourth Proportional to 169,335.30, 254,002.95 and 153,005.70

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Solution

The fourth proportional to 169,335.30, 254,002.95 and 153,005.70 is: 229,508.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,335.30 : 254,002.95 = 153,005.70 : x
  2. Step 2: Convert to fraction form
    169,335.30/254,002.95 = 153,005.70/x
  3. Step 3: Cross multiply
    169,335.30x = 254,002.95 × 153,005.70
  4. Step 4: Simplify right side
    169,335.30x = 38,863,899,166.82
  5. Step 5: Solve for x
    x = 38,863,899,166.82/169,335.30
  6. Step 6: Final answer
    x = 229,508.55

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1.5x scale

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.