Home / 45,354.40-67,688.58-44,173.42

Finding the Fourth Proportional to 45,354.40, 67,688.58 and 44,173.42

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Solution

The fourth proportional to 45,354.40, 67,688.58 and 44,173.42 is: 65,926.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,354.40 : 67,688.58 = 44,173.42 : x
  2. Step 2: Convert to fraction form
    45,354.40/67,688.58 = 44,173.42/x
  3. Step 3: Cross multiply
    45,354.40x = 67,688.58 × 44,173.42
  4. Step 4: Simplify right side
    45,354.40x = 2,990,036,073.54
  5. Step 5: Solve for x
    x = 2,990,036,073.54/45,354.40
  6. Step 6: Final answer
    x = 65,926.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.