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Finding the Fourth Proportional to 234,032.68, 322,964.12 and 126,602.45

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Solution

The fourth proportional to 234,032.68, 322,964.12 and 126,602.45 is: 174,710.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,032.68 : 322,964.12 = 126,602.45 : x
  2. Step 2: Convert to fraction form
    234,032.68/322,964.12 = 126,602.45/x
  3. Step 3: Cross multiply
    234,032.68x = 322,964.12 × 126,602.45
  4. Step 4: Simplify right side
    234,032.68x = 40,888,047,555.78
  5. Step 5: Solve for x
    x = 40,888,047,555.78/234,032.68
  6. Step 6: Final answer
    x = 174,710.85

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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.