Home / 284,033.60-392,001.08-163,174.66

Finding the Fourth Proportional to 284,033.60, 392,001.08 and 163,174.66

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Solution

The fourth proportional to 284,033.60, 392,001.08 and 163,174.66 is: 225,200.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,033.60 : 392,001.08 = 163,174.66 : x
  2. Step 2: Convert to fraction form
    284,033.60/392,001.08 = 163,174.66/x
  3. Step 3: Cross multiply
    284,033.60x = 392,001.08 × 163,174.66
  4. Step 4: Simplify right side
    284,033.60x = 63,964,642,948.63
  5. Step 5: Solve for x
    x = 63,964,642,948.63/284,033.60
  6. Step 6: Final answer
    x = 225,200.97

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1.5x scale

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.