Home / 257,047.20-354,244.32-185,304.96

Finding the Fourth Proportional to 257,047.20, 354,244.32 and 185,304.96

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Solution

The fourth proportional to 257,047.20, 354,244.32 and 185,304.96 is: 255,374.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,047.20 : 354,244.32 = 185,304.96 : x
  2. Step 2: Convert to fraction form
    257,047.20/354,244.32 = 185,304.96/x
  3. Step 3: Cross multiply
    257,047.20x = 354,244.32 × 185,304.96
  4. Step 4: Simplify right side
    257,047.20x = 65,643,229,547.83
  5. Step 5: Solve for x
    x = 65,643,229,547.83/257,047.20
  6. Step 6: Final answer
    x = 255,374.23

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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.