Home / 99,288.99-148,925.39-32,728.05

Finding the Fourth Proportional to 99,288.99, 148,925.39 and 32,728.05

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Solution

The fourth proportional to 99,288.99, 148,925.39 and 32,728.05 is: 49,089.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,288.99 : 148,925.39 = 32,728.05 : x
  2. Step 2: Convert to fraction form
    99,288.99/148,925.39 = 32,728.05/x
  3. Step 3: Cross multiply
    99,288.99x = 148,925.39 × 32,728.05
  4. Step 4: Simplify right side
    99,288.99x = 4,874,037,446.55
  5. Step 5: Solve for x
    x = 4,874,037,446.55/99,288.99
  6. Step 6: Final answer
    x = 49,089.41

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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.