Home / 113,736.54-156,956.96-62,749.89

Finding the Fourth Proportional to 113,736.54, 156,956.96 and 62,749.89

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Solution

The fourth proportional to 113,736.54, 156,956.96 and 62,749.89 is: 86,595.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,736.54 : 156,956.96 = 62,749.89 : x
  2. Step 2: Convert to fraction form
    113,736.54/156,956.96 = 62,749.89/x
  3. Step 3: Cross multiply
    113,736.54x = 156,956.96 × 62,749.89
  4. Step 4: Simplify right side
    113,736.54x = 9,849,031,660.98
  5. Step 5: Solve for x
    x = 9,849,031,660.98/113,736.54
  6. Step 6: Final answer
    x = 86,595.14

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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.