Home / 52,625.12-78,869.64-39,373.52

Finding the Fourth Proportional to 52,625.12, 78,869.64 and 39,373.52

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Solution

The fourth proportional to 52,625.12, 78,869.64 and 39,373.52 is: 59,009.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,625.12 : 78,869.64 = 39,373.52 : x
  2. Step 2: Convert to fraction form
    52,625.12/78,869.64 = 39,373.52/x
  3. Step 3: Cross multiply
    52,625.12x = 78,869.64 × 39,373.52
  4. Step 4: Simplify right side
    52,625.12x = 3,105,375,347.93
  5. Step 5: Solve for x
    x = 3,105,375,347.93/52,625.12
  6. Step 6: Final answer
    x = 59,009.37

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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.