Home / 52,122.10-78,205.29-25,827.34

Finding the Fourth Proportional to 52,122.10, 78,205.29 and 25,827.34

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Solution

The fourth proportional to 52,122.10, 78,205.29 and 25,827.34 is: 38,751.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,122.10 : 78,205.29 = 25,827.34 : x
  2. Step 2: Convert to fraction form
    52,122.10/78,205.29 = 25,827.34/x
  3. Step 3: Cross multiply
    52,122.10x = 78,205.29 × 25,827.34
  4. Step 4: Simplify right side
    52,122.10x = 2,019,834,614.63
  5. Step 5: Solve for x
    x = 2,019,834,614.63/52,122.10
  6. Step 6: Final answer
    x = 38,751.98

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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.