Home / 218,800.26-328,225.02-68,996.24

Finding the Fourth Proportional to 218,800.26, 328,225.02 and 68,996.24

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Solution

The fourth proportional to 218,800.26, 328,225.02 and 68,996.24 is: 103,502.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,800.26 : 328,225.02 = 68,996.24 : x
  2. Step 2: Convert to fraction form
    218,800.26/328,225.02 = 68,996.24/x
  3. Step 3: Cross multiply
    218,800.26x = 328,225.02 × 68,996.24
  4. Step 4: Simplify right side
    218,800.26x = 22,646,292,253.92
  5. Step 5: Solve for x
    x = 22,646,292,253.92/218,800.26
  6. Step 6: Final answer
    x = 103,502.13

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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.