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Finding the Fourth Proportional to 53,197.19, 79,787.14 and 25,117.19

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Solution

The fourth proportional to 53,197.19, 79,787.14 and 25,117.19 is: 37,671.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,197.19 : 79,787.14 = 25,117.19 : x
  2. Step 2: Convert to fraction form
    53,197.19/79,787.14 = 25,117.19/x
  3. Step 3: Cross multiply
    53,197.19x = 79,787.14 × 25,117.19
  4. Step 4: Simplify right side
    53,197.19x = 2,004,028,293.21
  5. Step 5: Solve for x
    x = 2,004,028,293.21/53,197.19
  6. Step 6: Final answer
    x = 37,671.70

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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.