Home / 56,081.18-77,372.48-35,949.16

Finding the Fourth Proportional to 56,081.18, 77,372.48 and 35,949.16

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Solution

The fourth proportional to 56,081.18, 77,372.48 and 35,949.16 is: 49,597.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,081.18 : 77,372.48 = 35,949.16 : x
  2. Step 2: Convert to fraction form
    56,081.18/77,372.48 = 35,949.16/x
  3. Step 3: Cross multiply
    56,081.18x = 77,372.48 × 35,949.16
  4. Step 4: Simplify right side
    56,081.18x = 2,781,475,663.12
  5. Step 5: Solve for x
    x = 2,781,475,663.12/56,081.18
  6. Step 6: Final answer
    x = 49,597.31

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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.