Home / 225,390.54-337,549.12-130,420.58

Finding the Fourth Proportional to 225,390.54, 337,549.12 and 130,420.58

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Solution

The fourth proportional to 225,390.54, 337,549.12 and 130,420.58 is: 195,320.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,390.54 : 337,549.12 = 130,420.58 : x
  2. Step 2: Convert to fraction form
    225,390.54/337,549.12 = 130,420.58/x
  3. Step 3: Cross multiply
    225,390.54x = 337,549.12 × 130,420.58
  4. Step 4: Simplify right side
    225,390.54x = 44,023,352,008.89
  5. Step 5: Solve for x
    x = 44,023,352,008.89/225,390.54
  6. Step 6: Final answer
    x = 195,320.32

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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.