Home / 127,972.50-176,590.98-82,652.46

Finding the Fourth Proportional to 127,972.50, 176,590.98 and 82,652.46

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Solution

The fourth proportional to 127,972.50, 176,590.98 and 82,652.46 is: 114,053.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,972.50 : 176,590.98 = 82,652.46 : x
  2. Step 2: Convert to fraction form
    127,972.50/176,590.98 = 82,652.46/x
  3. Step 3: Cross multiply
    127,972.50x = 176,590.98 × 82,652.46
  4. Step 4: Simplify right side
    127,972.50x = 14,595,678,910.81
  5. Step 5: Solve for x
    x = 14,595,678,910.81/127,972.50
  6. Step 6: Final answer
    x = 114,053.25

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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.