Home / 52,902.12-79,669.88-48,178.20

Finding the Fourth Proportional to 52,902.12, 79,669.88 and 48,178.20

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Solution

The fourth proportional to 52,902.12, 79,669.88 and 48,178.20 is: 72,555.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,902.12 : 79,669.88 = 48,178.20 : x
  2. Step 2: Convert to fraction form
    52,902.12/79,669.88 = 48,178.20/x
  3. Step 3: Cross multiply
    52,902.12x = 79,669.88 × 48,178.20
  4. Step 4: Simplify right side
    52,902.12x = 3,838,351,412.62
  5. Step 5: Solve for x
    x = 3,838,351,412.62/52,902.12
  6. Step 6: Final answer
    x = 72,555.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.