Home / 50,102.98-69,154.59-28,895.02

Finding the Fourth Proportional to 50,102.98, 69,154.59 and 28,895.02

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Solution

The fourth proportional to 50,102.98, 69,154.59 and 28,895.02 is: 39,882.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,102.98 : 69,154.59 = 28,895.02 : x
  2. Step 2: Convert to fraction form
    50,102.98/69,154.59 = 28,895.02/x
  3. Step 3: Cross multiply
    50,102.98x = 69,154.59 × 28,895.02
  4. Step 4: Simplify right side
    50,102.98x = 1,998,223,261.14
  5. Step 5: Solve for x
    x = 1,998,223,261.14/50,102.98
  6. Step 6: Final answer
    x = 39,882.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.