Home / 194,770.40-292,285.20-89,535.20

Finding the Fourth Proportional to 194,770.40, 292,285.20 and 89,535.20

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Solution

The fourth proportional to 194,770.40, 292,285.20 and 89,535.20 is: 134,362.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,770.40 : 292,285.20 = 89,535.20 : x
  2. Step 2: Convert to fraction form
    194,770.40/292,285.20 = 89,535.20/x
  3. Step 3: Cross multiply
    194,770.40x = 292,285.20 × 89,535.20
  4. Step 4: Simplify right side
    194,770.40x = 26,169,813,839.04
  5. Step 5: Solve for x
    x = 26,169,813,839.04/194,770.40
  6. Step 6: Final answer
    x = 134,362.38

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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.