Home / 125,734.64-188,621.44-59,181.80

Finding the Fourth Proportional to 125,734.64, 188,621.44 and 59,181.80

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Solution

The fourth proportional to 125,734.64, 188,621.44 and 59,181.80 is: 88,781.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,734.64 : 188,621.44 = 59,181.80 : x
  2. Step 2: Convert to fraction form
    125,734.64/188,621.44 = 59,181.80/x
  3. Step 3: Cross multiply
    125,734.64x = 188,621.44 × 59,181.80
  4. Step 4: Simplify right side
    125,734.64x = 11,162,956,337.79
  5. Step 5: Solve for x
    x = 11,162,956,337.79/125,734.64
  6. Step 6: Final answer
    x = 88,781.87

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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.