Home / 237,565.84-327,840.91-130,139.69

Finding the Fourth Proportional to 237,565.84, 327,840.91 and 130,139.69

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Solution

The fourth proportional to 237,565.84, 327,840.91 and 130,139.69 is: 179,592.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,565.84 : 327,840.91 = 130,139.69 : x
  2. Step 2: Convert to fraction form
    237,565.84/327,840.91 = 130,139.69/x
  3. Step 3: Cross multiply
    237,565.84x = 327,840.91 × 130,139.69
  4. Step 4: Simplify right side
    237,565.84x = 42,665,112,757.51
  5. Step 5: Solve for x
    x = 42,665,112,757.51/237,565.84
  6. Step 6: Final answer
    x = 179,592.80

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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.