Home / 62,622.32-86,401.08-49,151.91

Finding the Fourth Proportional to 62,622.32, 86,401.08 and 49,151.91

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Solution

The fourth proportional to 62,622.32, 86,401.08 and 49,151.91 is: 67,815.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,622.32 : 86,401.08 = 49,151.91 : x
  2. Step 2: Convert to fraction form
    62,622.32/86,401.08 = 49,151.91/x
  3. Step 3: Cross multiply
    62,622.32x = 86,401.08 × 49,151.91
  4. Step 4: Simplify right side
    62,622.32x = 4,246,778,432.07
  5. Step 5: Solve for x
    x = 4,246,778,432.07/62,622.32
  6. Step 6: Final answer
    x = 67,815.74

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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.