Home / 85,011.02-127,531.92-35,063.30

Finding the Fourth Proportional to 85,011.02, 127,531.92 and 35,063.30

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Solution

The fourth proportional to 85,011.02, 127,531.92 and 35,063.30 is: 52,601.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,011.02 : 127,531.92 = 35,063.30 : x
  2. Step 2: Convert to fraction form
    85,011.02/127,531.92 = 35,063.30/x
  3. Step 3: Cross multiply
    85,011.02x = 127,531.92 × 35,063.30
  4. Step 4: Simplify right side
    85,011.02x = 4,471,689,970.54
  5. Step 5: Solve for x
    x = 4,471,689,970.54/85,011.02
  6. Step 6: Final answer
    x = 52,601.30

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1.5x scale

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.