Home / 86,454.08-119,312.16-48,714.56

Finding the Fourth Proportional to 86,454.08, 119,312.16 and 48,714.56

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Solution

The fourth proportional to 86,454.08, 119,312.16 and 48,714.56 is: 67,229.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,454.08 : 119,312.16 = 48,714.56 : x
  2. Step 2: Convert to fraction form
    86,454.08/119,312.16 = 48,714.56/x
  3. Step 3: Cross multiply
    86,454.08x = 119,312.16 × 48,714.56
  4. Step 4: Simplify right side
    86,454.08x = 5,812,239,377.05
  5. Step 5: Solve for x
    x = 5,812,239,377.05/86,454.08
  6. Step 6: Final answer
    x = 67,229.21

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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.