Home / 55,267.68-76,270.64-32,612.19

Finding the Fourth Proportional to 55,267.68, 76,270.64 and 32,612.19

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Solution

The fourth proportional to 55,267.68, 76,270.64 and 32,612.19 is: 45,005.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,267.68 : 76,270.64 = 32,612.19 : x
  2. Step 2: Convert to fraction form
    55,267.68/76,270.64 = 32,612.19/x
  3. Step 3: Cross multiply
    55,267.68x = 76,270.64 × 32,612.19
  4. Step 4: Simplify right side
    55,267.68x = 2,487,352,440.04
  5. Step 5: Solve for x
    x = 2,487,352,440.04/55,267.68
  6. Step 6: Final answer
    x = 45,005.55

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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.