Home / 317,445.10-476,215.89-104,142.22

Finding the Fourth Proportional to 317,445.10, 476,215.89 and 104,142.22

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Solution

The fourth proportional to 317,445.10, 476,215.89 and 104,142.22 is: 156,229.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,445.10 : 476,215.89 = 104,142.22 : x
  2. Step 2: Convert to fraction form
    317,445.10/476,215.89 = 104,142.22/x
  3. Step 3: Cross multiply
    317,445.10x = 476,215.89 × 104,142.22
  4. Step 4: Simplify right side
    317,445.10x = 49,594,179,983.88
  5. Step 5: Solve for x
    x = 49,594,179,983.88/317,445.10
  6. Step 6: Final answer
    x = 156,229.16

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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.