Home / 103,959.05-155,957.78-32,899.57

Finding the Fourth Proportional to 103,959.05, 155,957.78 and 32,899.57

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Solution

The fourth proportional to 103,959.05, 155,957.78 and 32,899.57 is: 49,355.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,959.05 : 155,957.78 = 32,899.57 : x
  2. Step 2: Convert to fraction form
    103,959.05/155,957.78 = 32,899.57/x
  3. Step 3: Cross multiply
    103,959.05x = 155,957.78 × 32,899.57
  4. Step 4: Simplify right side
    103,959.05x = 5,130,943,592.51
  5. Step 5: Solve for x
    x = 5,130,943,592.51/103,959.05
  6. Step 6: Final answer
    x = 49,355.43

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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.