Home / 48,081.32-65,999.05-42,657.56

Finding the Fourth Proportional to 48,081.32, 65,999.05 and 42,657.56

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Solution

The fourth proportional to 48,081.32, 65,999.05 and 42,657.56 is: 58,554.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,081.32 : 65,999.05 = 42,657.56 : x
  2. Step 2: Convert to fraction form
    48,081.32/65,999.05 = 42,657.56/x
  3. Step 3: Cross multiply
    48,081.32x = 65,999.05 × 42,657.56
  4. Step 4: Simplify right side
    48,081.32x = 2,815,358,435.32
  5. Step 5: Solve for x
    x = 2,815,358,435.32/48,081.32
  6. Step 6: Final answer
    x = 58,554.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.