Home / 168,032.40-251,530.20-97,702.80

Finding the Fourth Proportional to 168,032.40, 251,530.20 and 97,702.80

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Solution

The fourth proportional to 168,032.40, 251,530.20 and 97,702.80 is: 146,252.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,032.40 : 251,530.20 = 97,702.80 : x
  2. Step 2: Convert to fraction form
    168,032.40/251,530.20 = 97,702.80/x
  3. Step 3: Cross multiply
    168,032.40x = 251,530.20 × 97,702.80
  4. Step 4: Simplify right side
    168,032.40x = 24,575,204,824.56
  5. Step 5: Solve for x
    x = 24,575,204,824.56/168,032.40
  6. Step 6: Final answer
    x = 146,252.78

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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.