Home / 65,421.54-90,191.02-44,167.14

Finding the Fourth Proportional to 65,421.54, 90,191.02 and 44,167.14

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Solution

The fourth proportional to 65,421.54, 90,191.02 and 44,167.14 is: 60,889.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,421.54 : 90,191.02 = 44,167.14 : x
  2. Step 2: Convert to fraction form
    65,421.54/90,191.02 = 44,167.14/x
  3. Step 3: Cross multiply
    65,421.54x = 90,191.02 × 44,167.14
  4. Step 4: Simplify right side
    65,421.54x = 3,983,479,407.08
  5. Step 5: Solve for x
    x = 3,983,479,407.08/65,421.54
  6. Step 6: Final answer
    x = 60,889.42

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1.5x scale

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.