Home / 71,513.16-98,707.31-44,639.49

Finding the Fourth Proportional to 71,513.16, 98,707.31 and 44,639.49

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Solution

The fourth proportional to 71,513.16, 98,707.31 and 44,639.49 is: 61,614.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,513.16 : 98,707.31 = 44,639.49 : x
  2. Step 2: Convert to fraction form
    71,513.16/98,707.31 = 44,639.49/x
  3. Step 3: Cross multiply
    71,513.16x = 98,707.31 × 44,639.49
  4. Step 4: Simplify right side
    71,513.16x = 4,406,243,736.80
  5. Step 5: Solve for x
    x = 4,406,243,736.80/71,513.16
  6. Step 6: Final answer
    x = 61,614.44

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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.