Home / 99,025.44-148,478.85-31,528.32

Finding the Fourth Proportional to 99,025.44, 148,478.85 and 31,528.32

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Solution

The fourth proportional to 99,025.44, 148,478.85 and 31,528.32 is: 47,273.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,025.44 : 148,478.85 = 31,528.32 : x
  2. Step 2: Convert to fraction form
    99,025.44/148,478.85 = 31,528.32/x
  3. Step 3: Cross multiply
    99,025.44x = 148,478.85 × 31,528.32
  4. Step 4: Simplify right side
    99,025.44x = 4,681,288,696.03
  5. Step 5: Solve for x
    x = 4,681,288,696.03/99,025.44
  6. Step 6: Final answer
    x = 47,273.60

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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.