Home / 99,913.22-149,867.70-32,445.18

Finding the Fourth Proportional to 99,913.22, 149,867.70 and 32,445.18

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Solution

The fourth proportional to 99,913.22, 149,867.70 and 32,445.18 is: 48,667.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,913.22 : 149,867.70 = 32,445.18 : x
  2. Step 2: Convert to fraction form
    99,913.22/149,867.70 = 32,445.18/x
  3. Step 3: Cross multiply
    99,913.22x = 149,867.70 × 32,445.18
  4. Step 4: Simplify right side
    99,913.22x = 4,862,483,591.12
  5. Step 5: Solve for x
    x = 4,862,483,591.12/99,913.22
  6. Step 6: Final answer
    x = 48,667.07

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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.