Home / 331,130.16-456,957.72-180,223.92

Finding the Fourth Proportional to 331,130.16, 456,957.72 and 180,223.92

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Solution

The fourth proportional to 331,130.16, 456,957.72 and 180,223.92 is: 248,707.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,130.16 : 456,957.72 = 180,223.92 : x
  2. Step 2: Convert to fraction form
    331,130.16/456,957.72 = 180,223.92/x
  3. Step 3: Cross multiply
    331,130.16x = 456,957.72 × 180,223.92
  4. Step 4: Simplify right side
    331,130.16x = 82,354,711,572.66
  5. Step 5: Solve for x
    x = 82,354,711,572.66/331,130.16
  6. Step 6: Final answer
    x = 248,707.98

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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.