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Finding the Fourth Proportional to 52,854.66, 79,246.62 and 27,868.32

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Solution

The fourth proportional to 52,854.66, 79,246.62 and 27,868.32 is: 41,783.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,854.66 : 79,246.62 = 27,868.32 : x
  2. Step 2: Convert to fraction form
    52,854.66/79,246.62 = 27,868.32/x
  3. Step 3: Cross multiply
    52,854.66x = 79,246.62 × 27,868.32
  4. Step 4: Simplify right side
    52,854.66x = 2,208,470,165.08
  5. Step 5: Solve for x
    x = 2,208,470,165.08/52,854.66
  6. Step 6: Final answer
    x = 41,783.83

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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.