Home / 53,967.20-80,864.40-34,210.40

Finding the Fourth Proportional to 53,967.20, 80,864.40 and 34,210.40

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Solution

The fourth proportional to 53,967.20, 80,864.40 and 34,210.40 is: 51,260.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,967.20 : 80,864.40 = 34,210.40 : x
  2. Step 2: Convert to fraction form
    53,967.20/80,864.40 = 34,210.40/x
  3. Step 3: Cross multiply
    53,967.20x = 80,864.40 × 34,210.40
  4. Step 4: Simplify right side
    53,967.20x = 2,766,403,469.76
  5. Step 5: Solve for x
    x = 2,766,403,469.76/53,967.20
  6. Step 6: Final answer
    x = 51,260.83

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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.