Home / 74,634.15-111,937.86-32,490.66

Finding the Fourth Proportional to 74,634.15, 111,937.86 and 32,490.66

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Solution

The fourth proportional to 74,634.15, 111,937.86 and 32,490.66 is: 48,730.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,634.15 : 111,937.86 = 32,490.66 : x
  2. Step 2: Convert to fraction form
    74,634.15/111,937.86 = 32,490.66/x
  3. Step 3: Cross multiply
    74,634.15x = 111,937.86 × 32,490.66
  4. Step 4: Simplify right side
    74,634.15x = 3,636,934,950.39
  5. Step 5: Solve for x
    x = 3,636,934,950.39/74,634.15
  6. Step 6: Final answer
    x = 48,730.17

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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.