Home / 53,565.32-80,243.40-25,445.36

Finding the Fourth Proportional to 53,565.32, 80,243.40 and 25,445.36

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Solution

The fourth proportional to 53,565.32, 80,243.40 and 25,445.36 is: 38,118.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,565.32 : 80,243.40 = 25,445.36 : x
  2. Step 2: Convert to fraction form
    53,565.32/80,243.40 = 25,445.36/x
  3. Step 3: Cross multiply
    53,565.32x = 80,243.40 × 25,445.36
  4. Step 4: Simplify right side
    53,565.32x = 2,041,822,200.62
  5. Step 5: Solve for x
    x = 2,041,822,200.62/53,565.32
  6. Step 6: Final answer
    x = 38,118.36

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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.