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Finding the Fourth Proportional to 144,246.90, 216,377.03 and 44,411.56

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Solution

The fourth proportional to 144,246.90, 216,377.03 and 44,411.56 is: 66,619.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,246.90 : 216,377.03 = 44,411.56 : x
  2. Step 2: Convert to fraction form
    144,246.90/216,377.03 = 44,411.56/x
  3. Step 3: Cross multiply
    144,246.90x = 216,377.03 × 44,411.56
  4. Step 4: Simplify right side
    144,246.90x = 9,609,641,228.41
  5. Step 5: Solve for x
    x = 9,609,641,228.41/144,246.90
  6. Step 6: Final answer
    x = 66,619.40

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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.