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Finding the Fourth Proportional to 245,626.20, 368,633.70 and 95,938.20

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Solution

The fourth proportional to 245,626.20, 368,633.70 and 95,938.20 is: 143,983.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,626.20 : 368,633.70 = 95,938.20 : x
  2. Step 2: Convert to fraction form
    245,626.20/368,633.70 = 95,938.20/x
  3. Step 3: Cross multiply
    245,626.20x = 368,633.70 × 95,938.20
  4. Step 4: Simplify right side
    245,626.20x = 35,366,053,637.34
  5. Step 5: Solve for x
    x = 35,366,053,637.34/245,626.20
  6. Step 6: Final answer
    x = 143,983.23

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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.