Home / 254,876.72-351,827.40-169,962.80

Finding the Fourth Proportional to 254,876.72, 351,827.40 and 169,962.80

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Solution

The fourth proportional to 254,876.72, 351,827.40 and 169,962.80 is: 234,613.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,876.72 : 351,827.40 = 169,962.80 : x
  2. Step 2: Convert to fraction form
    254,876.72/351,827.40 = 169,962.80/x
  3. Step 3: Cross multiply
    254,876.72x = 351,827.40 × 169,962.80
  4. Step 4: Simplify right side
    254,876.72x = 59,797,570,020.72
  5. Step 5: Solve for x
    x = 59,797,570,020.72/254,876.72
  6. Step 6: Final answer
    x = 234,613.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.