Home / 48,258.18-72,057.20-43,228.08

Finding the Fourth Proportional to 48,258.18, 72,057.20 and 43,228.08

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Solution

The fourth proportional to 48,258.18, 72,057.20 and 43,228.08 is: 64,546.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,258.18 : 72,057.20 = 43,228.08 : x
  2. Step 2: Convert to fraction form
    48,258.18/72,057.20 = 43,228.08/x
  3. Step 3: Cross multiply
    48,258.18x = 72,057.20 × 43,228.08
  4. Step 4: Simplify right side
    48,258.18x = 3,114,894,190.04
  5. Step 5: Solve for x
    x = 3,114,894,190.04/48,258.18
  6. Step 6: Final answer
    x = 64,546.45

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.