Home / 195,275.76-292,910.91-76,948.13

Finding the Fourth Proportional to 195,275.76, 292,910.91 and 76,948.13

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Solution

The fourth proportional to 195,275.76, 292,910.91 and 76,948.13 is: 115,421.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,275.76 : 292,910.91 = 76,948.13 : x
  2. Step 2: Convert to fraction form
    195,275.76/292,910.91 = 76,948.13/x
  3. Step 3: Cross multiply
    195,275.76x = 292,910.91 × 76,948.13
  4. Step 4: Simplify right side
    195,275.76x = 22,538,946,781.10
  5. Step 5: Solve for x
    x = 22,538,946,781.10/195,275.76
  6. Step 6: Final answer
    x = 115,421.12

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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.