Home / 119,257.46-164,401.88-83,335.98

Finding the Fourth Proportional to 119,257.46, 164,401.88 and 83,335.98

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Solution

The fourth proportional to 119,257.46, 164,401.88 and 83,335.98 is: 114,882.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,257.46 : 164,401.88 = 83,335.98 : x
  2. Step 2: Convert to fraction form
    119,257.46/164,401.88 = 83,335.98/x
  3. Step 3: Cross multiply
    119,257.46x = 164,401.88 × 83,335.98
  4. Step 4: Simplify right side
    119,257.46x = 13,700,591,366.96
  5. Step 5: Solve for x
    x = 13,700,591,366.96/119,257.46
  6. Step 6: Final answer
    x = 114,882.47

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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.