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Finding the Fourth Proportional to 52,801.40, 79,202.10 and 49,302.20

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Solution

The fourth proportional to 52,801.40, 79,202.10 and 49,302.20 is: 73,953.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,801.40 : 79,202.10 = 49,302.20 : x
  2. Step 2: Convert to fraction form
    52,801.40/79,202.10 = 49,302.20/x
  3. Step 3: Cross multiply
    52,801.40x = 79,202.10 × 49,302.20
  4. Step 4: Simplify right side
    52,801.40x = 3,904,837,774.62
  5. Step 5: Solve for x
    x = 3,904,837,774.62/52,801.40
  6. Step 6: Final answer
    x = 73,953.30

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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.