Home / 125,656.12-188,484.06-32,161.72

Finding the Fourth Proportional to 125,656.12, 188,484.06 and 32,161.72

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Solution

The fourth proportional to 125,656.12, 188,484.06 and 32,161.72 is: 48,242.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,656.12 : 188,484.06 = 32,161.72 : x
  2. Step 2: Convert to fraction form
    125,656.12/188,484.06 = 32,161.72/x
  3. Step 3: Cross multiply
    125,656.12x = 188,484.06 × 32,161.72
  4. Step 4: Simplify right side
    125,656.12x = 6,061,971,562.18
  5. Step 5: Solve for x
    x = 6,061,971,562.18/125,656.12
  6. Step 6: Final answer
    x = 48,242.55

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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.