Home / 441,431.10-662,152.73-125,888.04

Finding the Fourth Proportional to 441,431.10, 662,152.73 and 125,888.04

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Solution

The fourth proportional to 441,431.10, 662,152.73 and 125,888.04 is: 188,833.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,431.10 : 662,152.73 = 125,888.04 : x
  2. Step 2: Convert to fraction form
    441,431.10/662,152.73 = 125,888.04/x
  3. Step 3: Cross multiply
    441,431.10x = 662,152.73 × 125,888.04
  4. Step 4: Simplify right side
    441,431.10x = 83,357,108,730.91
  5. Step 5: Solve for x
    x = 83,357,108,730.91/441,431.10
  6. Step 6: Final answer
    x = 188,833.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.