Home / 83,625.84-125,895.18-76,277.52

Finding the Fourth Proportional to 83,625.84, 125,895.18 and 76,277.52

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Solution

The fourth proportional to 83,625.84, 125,895.18 and 76,277.52 is: 114,832.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,625.84 : 125,895.18 = 76,277.52 : x
  2. Step 2: Convert to fraction form
    83,625.84/125,895.18 = 76,277.52/x
  3. Step 3: Cross multiply
    83,625.84x = 125,895.18 × 76,277.52
  4. Step 4: Simplify right side
    83,625.84x = 9,602,972,110.35
  5. Step 5: Solve for x
    x = 9,602,972,110.35/83,625.84
  6. Step 6: Final answer
    x = 114,832.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.