Home / 240,160.86-331,422.06-132,730.90

Finding the Fourth Proportional to 240,160.86, 331,422.06 and 132,730.90

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Solution

The fourth proportional to 240,160.86, 331,422.06 and 132,730.90 is: 183,168.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,160.86 : 331,422.06 = 132,730.90 : x
  2. Step 2: Convert to fraction form
    240,160.86/331,422.06 = 132,730.90/x
  3. Step 3: Cross multiply
    240,160.86x = 331,422.06 × 132,730.90
  4. Step 4: Simplify right side
    240,160.86x = 43,989,948,303.65
  5. Step 5: Solve for x
    x = 43,989,948,303.65/240,160.86
  6. Step 6: Final answer
    x = 183,168.68

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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.