Home / 56,863.22-78,445.88-32,976.06

Finding the Fourth Proportional to 56,863.22, 78,445.88 and 32,976.06

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Solution

The fourth proportional to 56,863.22, 78,445.88 and 32,976.06 is: 45,492.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,863.22 : 78,445.88 = 32,976.06 : x
  2. Step 2: Convert to fraction form
    56,863.22/78,445.88 = 32,976.06/x
  3. Step 3: Cross multiply
    56,863.22x = 78,445.88 × 32,976.06
  4. Step 4: Simplify right side
    56,863.22x = 2,586,835,880.75
  5. Step 5: Solve for x
    x = 2,586,835,880.75/56,863.22
  6. Step 6: Final answer
    x = 45,492.26

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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.