Home / 97,747.29-134,887.58-55,306.73

Finding the Fourth Proportional to 97,747.29, 134,887.58 and 55,306.73

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Solution

The fourth proportional to 97,747.29, 134,887.58 and 55,306.73 is: 76,321.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,747.29 : 134,887.58 = 55,306.73 : x
  2. Step 2: Convert to fraction form
    97,747.29/134,887.58 = 55,306.73/x
  3. Step 3: Cross multiply
    97,747.29x = 134,887.58 × 55,306.73
  4. Step 4: Simplify right side
    97,747.29x = 7,460,191,235.50
  5. Step 5: Solve for x
    x = 7,460,191,235.50/97,747.29
  6. Step 6: Final answer
    x = 76,321.21

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1.5x scale

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.