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Finding the Fourth Proportional to 144,316.40, 216,474.60 and 44,467.70

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Solution

The fourth proportional to 144,316.40, 216,474.60 and 44,467.70 is: 66,701.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,316.40 : 216,474.60 = 44,467.70 : x
  2. Step 2: Convert to fraction form
    144,316.40/216,474.60 = 44,467.70/x
  3. Step 3: Cross multiply
    144,316.40x = 216,474.60 × 44,467.70
  4. Step 4: Simplify right side
    144,316.40x = 9,626,127,570.42
  5. Step 5: Solve for x
    x = 9,626,127,570.42/144,316.40
  6. Step 6: Final answer
    x = 66,701.55

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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.