Home / 234,153.02-323,131.13-126,723.06

Finding the Fourth Proportional to 234,153.02, 323,131.13 and 126,723.06

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Solution

The fourth proportional to 234,153.02, 323,131.13 and 126,723.06 is: 174,877.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,153.02 : 323,131.13 = 126,723.06 : x
  2. Step 2: Convert to fraction form
    234,153.02/323,131.13 = 126,723.06/x
  3. Step 3: Cross multiply
    234,153.02x = 323,131.13 × 126,723.06
  4. Step 4: Simplify right side
    234,153.02x = 40,948,164,941.24
  5. Step 5: Solve for x
    x = 40,948,164,941.24/234,153.02
  6. Step 6: Final answer
    x = 174,877.80

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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.