Home / 96,748.56-145,123.66-26,631.72

Finding the Fourth Proportional to 96,748.56, 145,123.66 and 26,631.72

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Solution

The fourth proportional to 96,748.56, 145,123.66 and 26,631.72 is: 39,947.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,748.56 : 145,123.66 = 26,631.72 : x
  2. Step 2: Convert to fraction form
    96,748.56/145,123.66 = 26,631.72/x
  3. Step 3: Cross multiply
    96,748.56x = 145,123.66 × 26,631.72
  4. Step 4: Simplify right side
    96,748.56x = 3,864,892,678.50
  5. Step 5: Solve for x
    x = 3,864,892,678.50/96,748.56
  6. Step 6: Final answer
    x = 39,947.81

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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.