Home / 98,772.45-148,143.65-32,212.48

Finding the Fourth Proportional to 98,772.45, 148,143.65 and 32,212.48

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Solution

The fourth proportional to 98,772.45, 148,143.65 and 32,212.48 is: 48,313.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,772.45 : 148,143.65 = 32,212.48 : x
  2. Step 2: Convert to fraction form
    98,772.45/148,143.65 = 32,212.48/x
  3. Step 3: Cross multiply
    98,772.45x = 148,143.65 × 32,212.48
  4. Step 4: Simplify right side
    98,772.45x = 4,772,073,737.74
  5. Step 5: Solve for x
    x = 4,772,073,737.74/98,772.45
  6. Step 6: Final answer
    x = 48,313.81

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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.