Home / 80,200.11-110,672.19-45,746.19

Finding the Fourth Proportional to 80,200.11, 110,672.19 and 45,746.19

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Solution

The fourth proportional to 80,200.11, 110,672.19 and 45,746.19 is: 63,127.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,200.11 : 110,672.19 = 45,746.19 : x
  2. Step 2: Convert to fraction form
    80,200.11/110,672.19 = 45,746.19/x
  3. Step 3: Cross multiply
    80,200.11x = 110,672.19 × 45,746.19
  4. Step 4: Simplify right side
    80,200.11x = 5,062,831,031.46
  5. Step 5: Solve for x
    x = 5,062,831,031.46/80,200.11
  6. Step 6: Final answer
    x = 63,127.48

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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.