Home / 61,671.28-85,107.92-34,816.27

Finding the Fourth Proportional to 61,671.28, 85,107.92 and 34,816.27

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Solution

The fourth proportional to 61,671.28, 85,107.92 and 34,816.27 is: 48,047.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,671.28 : 85,107.92 = 34,816.27 : x
  2. Step 2: Convert to fraction form
    61,671.28/85,107.92 = 34,816.27/x
  3. Step 3: Cross multiply
    61,671.28x = 85,107.92 × 34,816.27
  4. Step 4: Simplify right side
    61,671.28x = 2,963,140,147.78
  5. Step 5: Solve for x
    x = 2,963,140,147.78/61,671.28
  6. Step 6: Final answer
    x = 48,047.33

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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.