Home / 120,835.47-181,251.30-29,651.84

Finding the Fourth Proportional to 120,835.47, 181,251.30 and 29,651.84

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Solution

The fourth proportional to 120,835.47, 181,251.30 and 29,651.84 is: 44,477.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,835.47 : 181,251.30 = 29,651.84 : x
  2. Step 2: Convert to fraction form
    120,835.47/181,251.30 = 29,651.84/x
  3. Step 3: Cross multiply
    120,835.47x = 181,251.30 × 29,651.84
  4. Step 4: Simplify right side
    120,835.47x = 5,374,434,547.39
  5. Step 5: Solve for x
    x = 5,374,434,547.39/120,835.47
  6. Step 6: Final answer
    x = 44,477.29

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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.