Home / 83,267.49-114,881.18-47,432.15

Finding the Fourth Proportional to 83,267.49, 114,881.18 and 47,432.15

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Solution

The fourth proportional to 83,267.49, 114,881.18 and 47,432.15 is: 65,440.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,267.49 : 114,881.18 = 47,432.15 : x
  2. Step 2: Convert to fraction form
    83,267.49/114,881.18 = 47,432.15/x
  3. Step 3: Cross multiply
    83,267.49x = 114,881.18 × 47,432.15
  4. Step 4: Simplify right side
    83,267.49x = 5,449,060,550.37
  5. Step 5: Solve for x
    x = 5,449,060,550.37/83,267.49
  6. Step 6: Final answer
    x = 65,440.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.