Home / 62,841.06-86,631.42-49,981.50

Finding the Fourth Proportional to 62,841.06, 86,631.42 and 49,981.50

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Solution

The fourth proportional to 62,841.06, 86,631.42 and 49,981.50 is: 68,903.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,841.06 : 86,631.42 = 49,981.50 : x
  2. Step 2: Convert to fraction form
    62,841.06/86,631.42 = 49,981.50/x
  3. Step 3: Cross multiply
    62,841.06x = 86,631.42 × 49,981.50
  4. Step 4: Simplify right side
    62,841.06x = 4,329,968,318.73
  5. Step 5: Solve for x
    x = 4,329,968,318.73/62,841.06
  6. Step 6: Final answer
    x = 68,903.49

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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.