Home / 83,192.42-124,846.95-48,083.78

Finding the Fourth Proportional to 83,192.42, 124,846.95 and 48,083.78

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Solution

The fourth proportional to 83,192.42, 124,846.95 and 48,083.78 is: 72,159.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,192.42 : 124,846.95 = 48,083.78 : x
  2. Step 2: Convert to fraction form
    83,192.42/124,846.95 = 48,083.78/x
  3. Step 3: Cross multiply
    83,192.42x = 124,846.95 × 48,083.78
  4. Step 4: Simplify right side
    83,192.42x = 6,003,113,277.47
  5. Step 5: Solve for x
    x = 6,003,113,277.47/83,192.42
  6. Step 6: Final answer
    x = 72,159.38

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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.