Home / 85,259.30-127,889.22-26,094.74

Finding the Fourth Proportional to 85,259.30, 127,889.22 and 26,094.74

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Solution

The fourth proportional to 85,259.30, 127,889.22 and 26,094.74 is: 39,142.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,259.30 : 127,889.22 = 26,094.74 : x
  2. Step 2: Convert to fraction form
    85,259.30/127,889.22 = 26,094.74/x
  3. Step 3: Cross multiply
    85,259.30x = 127,889.22 × 26,094.74
  4. Step 4: Simplify right side
    85,259.30x = 3,337,235,944.70
  5. Step 5: Solve for x
    x = 3,337,235,944.70/85,259.30
  6. Step 6: Final answer
    x = 39,142.19

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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.