Home / 171,714.06-257,565.60-45,350.40

Finding the Fourth Proportional to 171,714.06, 257,565.60 and 45,350.40

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Solution

The fourth proportional to 171,714.06, 257,565.60 and 45,350.40 is: 68,024.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,714.06 : 257,565.60 = 45,350.40 : x
  2. Step 2: Convert to fraction form
    171,714.06/257,565.60 = 45,350.40/x
  3. Step 3: Cross multiply
    171,714.06x = 257,565.60 × 45,350.40
  4. Step 4: Simplify right side
    171,714.06x = 11,680,702,986.24
  5. Step 5: Solve for x
    x = 11,680,702,986.24/171,714.06
  6. Step 6: Final answer
    x = 68,024.15

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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.