Home / 240,156.86-331,387.74-132,712.29

Finding the Fourth Proportional to 240,156.86, 331,387.74 and 132,712.29

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Solution

The fourth proportional to 240,156.86, 331,387.74 and 132,712.29 is: 183,127.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,156.86 : 331,387.74 = 132,712.29 : x
  2. Step 2: Convert to fraction form
    240,156.86/331,387.74 = 132,712.29/x
  3. Step 3: Cross multiply
    240,156.86x = 331,387.74 × 132,712.29
  4. Step 4: Simplify right side
    240,156.86x = 43,979,225,853.32
  5. Step 5: Solve for x
    x = 43,979,225,853.32/240,156.86
  6. Step 6: Final answer
    x = 183,127.09

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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.