Home / 220,676.34-304,539.27-125,197.38

Finding the Fourth Proportional to 220,676.34, 304,539.27 and 125,197.38

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Solution

The fourth proportional to 220,676.34, 304,539.27 and 125,197.38 is: 172,775.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,676.34 : 304,539.27 = 125,197.38 : x
  2. Step 2: Convert to fraction form
    220,676.34/304,539.27 = 125,197.38/x
  3. Step 3: Cross multiply
    220,676.34x = 304,539.27 × 125,197.38
  4. Step 4: Simplify right side
    220,676.34x = 38,127,518,711.11
  5. Step 5: Solve for x
    x = 38,127,518,711.11/220,676.34
  6. Step 6: Final answer
    x = 172,775.74

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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.