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Finding the Fourth Proportional to 244,969.70, 367,454.55 and 87,214.10

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Solution

The fourth proportional to 244,969.70, 367,454.55 and 87,214.10 is: 130,821.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,969.70 : 367,454.55 = 87,214.10 : x
  2. Step 2: Convert to fraction form
    244,969.70/367,454.55 = 87,214.10/x
  3. Step 3: Cross multiply
    244,969.70x = 367,454.55 × 87,214.10
  4. Step 4: Simplify right side
    244,969.70x = 32,047,217,869.16
  5. Step 5: Solve for x
    x = 32,047,217,869.16/244,969.70
  6. Step 6: Final answer
    x = 130,821.15

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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.