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Finding the Fourth Proportional to 237,762.92, 328,116.90 and 130,326.08

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Solution

The fourth proportional to 237,762.92, 328,116.90 and 130,326.08 is: 179,852.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,762.92 : 328,116.90 = 130,326.08 : x
  2. Step 2: Convert to fraction form
    237,762.92/328,116.90 = 130,326.08/x
  3. Step 3: Cross multiply
    237,762.92x = 328,116.90 × 130,326.08
  4. Step 4: Simplify right side
    237,762.92x = 42,762,189,358.75
  5. Step 5: Solve for x
    x = 42,762,189,358.75/237,762.92
  6. Step 6: Final answer
    x = 179,852.22

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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.