Home / 71,299.46-98,386.49-42,613.41

Finding the Fourth Proportional to 71,299.46, 98,386.49 and 42,613.41

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Solution

The fourth proportional to 71,299.46, 98,386.49 and 42,613.41 is: 58,802.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,299.46 : 98,386.49 = 42,613.41 : x
  2. Step 2: Convert to fraction form
    71,299.46/98,386.49 = 42,613.41/x
  3. Step 3: Cross multiply
    71,299.46x = 98,386.49 × 42,613.41
  4. Step 4: Simplify right side
    71,299.46x = 4,192,583,623.76
  5. Step 5: Solve for x
    x = 4,192,583,623.76/71,299.46
  6. Step 6: Final answer
    x = 58,802.46

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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.