Home / 83,072.89-114,639.12-47,262.13

Finding the Fourth Proportional to 83,072.89, 114,639.12 and 47,262.13

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Solution

The fourth proportional to 83,072.89, 114,639.12 and 47,262.13 is: 65,220.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,072.89 : 114,639.12 = 47,262.13 : x
  2. Step 2: Convert to fraction form
    83,072.89/114,639.12 = 47,262.13/x
  3. Step 3: Cross multiply
    83,072.89x = 114,639.12 × 47,262.13
  4. Step 4: Simplify right side
    83,072.89x = 5,418,089,483.70
  5. Step 5: Solve for x
    x = 5,418,089,483.70/83,072.89
  6. Step 6: Final answer
    x = 65,220.91

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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.