Home / 99,612.36-149,447.76-32,143.08

Finding the Fourth Proportional to 99,612.36, 149,447.76 and 32,143.08

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Solution

The fourth proportional to 99,612.36, 149,447.76 and 32,143.08 is: 48,224.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,612.36 : 149,447.76 = 32,143.08 : x
  2. Step 2: Convert to fraction form
    99,612.36/149,447.76 = 32,143.08/x
  3. Step 3: Cross multiply
    99,612.36x = 149,447.76 × 32,143.08
  4. Step 4: Simplify right side
    99,612.36x = 4,803,711,305.50
  5. Step 5: Solve for x
    x = 4,803,711,305.50/99,612.36
  6. Step 6: Final answer
    x = 48,224.05

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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.