Home / 101,944.47-152,916.72-31,829.79

Finding the Fourth Proportional to 101,944.47, 152,916.72 and 31,829.79

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Solution

The fourth proportional to 101,944.47, 152,916.72 and 31,829.79 is: 47,744.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,944.47 : 152,916.72 = 31,829.79 : x
  2. Step 2: Convert to fraction form
    101,944.47/152,916.72 = 31,829.79/x
  3. Step 3: Cross multiply
    101,944.47x = 152,916.72 × 31,829.79
  4. Step 4: Simplify right side
    101,944.47x = 4,867,307,085.09
  5. Step 5: Solve for x
    x = 4,867,307,085.09/101,944.47
  6. Step 6: Final answer
    x = 47,744.69

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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.