Home / 83,748.54-115,572.12-46,021.98

Finding the Fourth Proportional to 83,748.54, 115,572.12 and 46,021.98

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Solution

The fourth proportional to 83,748.54, 115,572.12 and 46,021.98 is: 63,509.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,748.54 : 115,572.12 = 46,021.98 : x
  2. Step 2: Convert to fraction form
    83,748.54/115,572.12 = 46,021.98/x
  3. Step 3: Cross multiply
    83,748.54x = 115,572.12 × 46,021.98
  4. Step 4: Simplify right side
    83,748.54x = 5,318,857,795.20
  5. Step 5: Solve for x
    x = 5,318,857,795.20/83,748.54
  6. Step 6: Final answer
    x = 63,509.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.