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Finding the Fourth Proportional to 50,359.84, 75,549.84 and 28,204.72

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Solution

The fourth proportional to 50,359.84, 75,549.84 and 28,204.72 is: 42,312.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,359.84 : 75,549.84 = 28,204.72 : x
  2. Step 2: Convert to fraction form
    50,359.84/75,549.84 = 28,204.72/x
  3. Step 3: Cross multiply
    50,359.84x = 75,549.84 × 28,204.72
  4. Step 4: Simplify right side
    50,359.84x = 2,130,862,083.24
  5. Step 5: Solve for x
    x = 2,130,862,083.24/50,359.84
  6. Step 6: Final answer
    x = 42,312.73

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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.