Home / 87,020.01-120,090.06-49,294.26

Finding the Fourth Proportional to 87,020.01, 120,090.06 and 49,294.26

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Solution

The fourth proportional to 87,020.01, 120,090.06 and 49,294.26 is: 68,027.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,020.01 : 120,090.06 = 49,294.26 : x
  2. Step 2: Convert to fraction form
    87,020.01/120,090.06 = 49,294.26/x
  3. Step 3: Cross multiply
    87,020.01x = 120,090.06 × 49,294.26
  4. Step 4: Simplify right side
    87,020.01x = 5,919,750,641.06
  5. Step 5: Solve for x
    x = 5,919,750,641.06/87,020.01
  6. Step 6: Final answer
    x = 68,027.46

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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.