Home / 57,547.28-86,304.84-36,455.96

Finding the Fourth Proportional to 57,547.28, 86,304.84 and 36,455.96

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Solution

The fourth proportional to 57,547.28, 86,304.84 and 36,455.96 is: 54,673.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,547.28 : 86,304.84 = 36,455.96 : x
  2. Step 2: Convert to fraction form
    57,547.28/86,304.84 = 36,455.96/x
  3. Step 3: Cross multiply
    57,547.28x = 86,304.84 × 36,455.96
  4. Step 4: Simplify right side
    57,547.28x = 3,146,325,794.85
  5. Step 5: Solve for x
    x = 3,146,325,794.85/57,547.28
  6. Step 6: Final answer
    x = 54,673.75

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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.