Home / 62,122.47-85,717.33-36,636.86

Finding the Fourth Proportional to 62,122.47, 85,717.33 and 36,636.86

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Solution

The fourth proportional to 62,122.47, 85,717.33 and 36,636.86 is: 50,551.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,122.47 : 85,717.33 = 36,636.86 : x
  2. Step 2: Convert to fraction form
    62,122.47/85,717.33 = 36,636.86/x
  3. Step 3: Cross multiply
    62,122.47x = 85,717.33 × 36,636.86
  4. Step 4: Simplify right side
    62,122.47x = 3,140,413,818.78
  5. Step 5: Solve for x
    x = 3,140,413,818.78/62,122.47
  6. Step 6: Final answer
    x = 50,551.98

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1.5x scale

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.