Home / 53,518.68-80,154.48-38,432.04

Finding the Fourth Proportional to 53,518.68, 80,154.48 and 38,432.04

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Solution

The fourth proportional to 53,518.68, 80,154.48 and 38,432.04 is: 57,559.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,518.68 : 80,154.48 = 38,432.04 : x
  2. Step 2: Convert to fraction form
    53,518.68/80,154.48 = 38,432.04/x
  3. Step 3: Cross multiply
    53,518.68x = 80,154.48 × 38,432.04
  4. Step 4: Simplify right side
    53,518.68x = 3,080,500,181.54
  5. Step 5: Solve for x
    x = 3,080,500,181.54/53,518.68
  6. Step 6: Final answer
    x = 57,559.35

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1.5x scale

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.