Home / 268,132.20-370,025.48-147,276.31

Finding the Fourth Proportional to 268,132.20, 370,025.48 and 147,276.31

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Solution

The fourth proportional to 268,132.20, 370,025.48 and 147,276.31 is: 203,242.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,132.20 : 370,025.48 = 147,276.31 : x
  2. Step 2: Convert to fraction form
    268,132.20/370,025.48 = 147,276.31/x
  3. Step 3: Cross multiply
    268,132.20x = 370,025.48 × 147,276.31
  4. Step 4: Simplify right side
    268,132.20x = 54,495,987,300.38
  5. Step 5: Solve for x
    x = 54,495,987,300.38/268,132.20
  6. Step 6: Final answer
    x = 203,242.98

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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.