Home / 99,091.68-148,618.08-28,954.62

Finding the Fourth Proportional to 99,091.68, 148,618.08 and 28,954.62

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Solution

The fourth proportional to 99,091.68, 148,618.08 and 28,954.62 is: 43,426.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,091.68 : 148,618.08 = 28,954.62 : x
  2. Step 2: Convert to fraction form
    99,091.68/148,618.08 = 28,954.62/x
  3. Step 3: Cross multiply
    99,091.68x = 148,618.08 × 28,954.62
  4. Step 4: Simplify right side
    99,091.68x = 4,303,180,031.53
  5. Step 5: Solve for x
    x = 4,303,180,031.53/99,091.68
  6. Step 6: Final answer
    x = 43,426.25

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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.