Home / 72,340.14-108,513.81-22,454.22

Finding the Fourth Proportional to 72,340.14, 108,513.81 and 22,454.22

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Solution

The fourth proportional to 72,340.14, 108,513.81 and 22,454.22 is: 33,682.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,340.14 : 108,513.81 = 22,454.22 : x
  2. Step 2: Convert to fraction form
    72,340.14/108,513.81 = 22,454.22/x
  3. Step 3: Cross multiply
    72,340.14x = 108,513.81 × 22,454.22
  4. Step 4: Simplify right side
    72,340.14x = 2,436,592,962.78
  5. Step 5: Solve for x
    x = 2,436,592,962.78/72,340.14
  6. Step 6: Final answer
    x = 33,682.45

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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.