Home / 103,711.04-155,578.08-33,577.28

Finding the Fourth Proportional to 103,711.04, 155,578.08 and 33,577.28

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Solution

The fourth proportional to 103,711.04, 155,578.08 and 33,577.28 is: 50,369.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,711.04 : 155,578.08 = 33,577.28 : x
  2. Step 2: Convert to fraction form
    103,711.04/155,578.08 = 33,577.28/x
  3. Step 3: Cross multiply
    103,711.04x = 155,578.08 × 33,577.28
  4. Step 4: Simplify right side
    103,711.04x = 5,223,888,754.02
  5. Step 5: Solve for x
    x = 5,223,888,754.02/103,711.04
  6. Step 6: Final answer
    x = 50,369.65

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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.