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Finding the Fourth Proportional to 144,346.67, 216,506.10 and 44,480.05

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Solution

The fourth proportional to 144,346.67, 216,506.10 and 44,480.05 is: 66,715.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,346.67 : 216,506.10 = 44,480.05 : x
  2. Step 2: Convert to fraction form
    144,346.67/216,506.10 = 44,480.05/x
  3. Step 3: Cross multiply
    144,346.67x = 216,506.10 × 44,480.05
  4. Step 4: Simplify right side
    144,346.67x = 9,630,202,652.66
  5. Step 5: Solve for x
    x = 9,630,202,652.66/144,346.67
  6. Step 6: Final answer
    x = 66,715.79

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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.