Home / 56,908.40-85,362.60-27,319.10

Finding the Fourth Proportional to 56,908.40, 85,362.60 and 27,319.10

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Solution

The fourth proportional to 56,908.40, 85,362.60 and 27,319.10 is: 40,978.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,908.40 : 85,362.60 = 27,319.10 : x
  2. Step 2: Convert to fraction form
    56,908.40/85,362.60 = 27,319.10/x
  3. Step 3: Cross multiply
    56,908.40x = 85,362.60 × 27,319.10
  4. Step 4: Simplify right side
    56,908.40x = 2,332,029,405.66
  5. Step 5: Solve for x
    x = 2,332,029,405.66/56,908.40
  6. Step 6: Final answer
    x = 40,978.65

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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.