Home / 52,345.78-78,488.83-35,725.93

Finding the Fourth Proportional to 52,345.78, 78,488.83 and 35,725.93

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Solution

The fourth proportional to 52,345.78, 78,488.83 and 35,725.93 is: 53,568.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,345.78 : 78,488.83 = 35,725.93 : x
  2. Step 2: Convert to fraction form
    52,345.78/78,488.83 = 35,725.93/x
  3. Step 3: Cross multiply
    52,345.78x = 78,488.83 × 35,725.93
  4. Step 4: Simplify right side
    52,345.78x = 2,804,086,294.80
  5. Step 5: Solve for x
    x = 2,804,086,294.80/52,345.78
  6. Step 6: Final answer
    x = 53,568.53

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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.