Home / 61,701.92-92,667.36-32,140.16

Finding the Fourth Proportional to 61,701.92, 92,667.36 and 32,140.16

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Solution

The fourth proportional to 61,701.92, 92,667.36 and 32,140.16 is: 48,269.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,701.92 : 92,667.36 = 32,140.16 : x
  2. Step 2: Convert to fraction form
    61,701.92/92,667.36 = 32,140.16/x
  3. Step 3: Cross multiply
    61,701.92x = 92,667.36 × 32,140.16
  4. Step 4: Simplify right side
    61,701.92x = 2,978,343,777.18
  5. Step 5: Solve for x
    x = 2,978,343,777.18/61,701.92
  6. Step 6: Final answer
    x = 48,269.87

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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.