Home / 52,556.52-78,856.65-31,537.02

Finding the Fourth Proportional to 52,556.52, 78,856.65 and 31,537.02

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Solution

The fourth proportional to 52,556.52, 78,856.65 and 31,537.02 is: 47,318.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,556.52 : 78,856.65 = 31,537.02 : x
  2. Step 2: Convert to fraction form
    52,556.52/78,856.65 = 31,537.02/x
  3. Step 3: Cross multiply
    52,556.52x = 78,856.65 × 31,537.02
  4. Step 4: Simplify right side
    52,556.52x = 2,486,903,748.18
  5. Step 5: Solve for x
    x = 2,486,903,748.18/52,556.52
  6. Step 6: Final answer
    x = 47,318.65

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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.