Home / 125,248.96-172,841.92-68,660.32

Finding the Fourth Proportional to 125,248.96, 172,841.92 and 68,660.32

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Solution

The fourth proportional to 125,248.96, 172,841.92 and 68,660.32 is: 94,750.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,248.96 : 172,841.92 = 68,660.32 : x
  2. Step 2: Convert to fraction form
    125,248.96/172,841.92 = 68,660.32/x
  3. Step 3: Cross multiply
    125,248.96x = 172,841.92 × 68,660.32
  4. Step 4: Simplify right side
    125,248.96x = 11,867,381,536.61
  5. Step 5: Solve for x
    x = 11,867,381,536.61/125,248.96
  6. Step 6: Final answer
    x = 94,750.34

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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.