Home / 234,221.02-323,222.81-126,788.29

Finding the Fourth Proportional to 234,221.02, 323,222.81 and 126,788.29

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Solution

The fourth proportional to 234,221.02, 323,222.81 and 126,788.29 is: 174,966.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,221.02 : 323,222.81 = 126,788.29 : x
  2. Step 2: Convert to fraction form
    234,221.02/323,222.81 = 126,788.29/x
  3. Step 3: Cross multiply
    234,221.02x = 323,222.81 × 126,788.29
  4. Step 4: Simplify right side
    234,221.02x = 40,980,865,926.90
  5. Step 5: Solve for x
    x = 40,980,865,926.90/234,221.02
  6. Step 6: Final answer
    x = 174,966.65

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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.