Home / 121,590.72-182,307.12-50,493.84

Finding the Fourth Proportional to 121,590.72, 182,307.12 and 50,493.84

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Solution

The fourth proportional to 121,590.72, 182,307.12 and 50,493.84 is: 75,707.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,590.72 : 182,307.12 = 50,493.84 : x
  2. Step 2: Convert to fraction form
    121,590.72/182,307.12 = 50,493.84/x
  3. Step 3: Cross multiply
    121,590.72x = 182,307.12 × 50,493.84
  4. Step 4: Simplify right side
    121,590.72x = 9,205,386,548.14
  5. Step 5: Solve for x
    x = 9,205,386,548.14/121,590.72
  6. Step 6: Final answer
    x = 75,707.97

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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.