Home / 194,945.40-292,374.36-89,663.22

Finding the Fourth Proportional to 194,945.40, 292,374.36 and 89,663.22

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Solution

The fourth proportional to 194,945.40, 292,374.36 and 89,663.22 is: 134,474.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,945.40 : 292,374.36 = 89,663.22 : x
  2. Step 2: Convert to fraction form
    194,945.40/292,374.36 = 89,663.22/x
  3. Step 3: Cross multiply
    194,945.40x = 292,374.36 × 89,663.22
  4. Step 4: Simplify right side
    194,945.40x = 26,215,226,563.04
  5. Step 5: Solve for x
    x = 26,215,226,563.04/194,945.40
  6. Step 6: Final answer
    x = 134,474.71

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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.