Home / 121,690.15-182,519.84-37,449.98

Finding the Fourth Proportional to 121,690.15, 182,519.84 and 37,449.98

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Solution

The fourth proportional to 121,690.15, 182,519.84 and 37,449.98 is: 56,170.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,690.15 : 182,519.84 = 37,449.98 : x
  2. Step 2: Convert to fraction form
    121,690.15/182,519.84 = 37,449.98/x
  3. Step 3: Cross multiply
    121,690.15x = 182,519.84 × 37,449.98
  4. Step 4: Simplify right side
    121,690.15x = 6,835,365,045.75
  5. Step 5: Solve for x
    x = 6,835,365,045.75/121,690.15
  6. Step 6: Final answer
    x = 56,170.24

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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.