Home / 84,850.50-117,096.12-47,127.18

Finding the Fourth Proportional to 84,850.50, 117,096.12 and 47,127.18

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Solution

The fourth proportional to 84,850.50, 117,096.12 and 47,127.18 is: 65,036.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,850.50 : 117,096.12 = 47,127.18 : x
  2. Step 2: Convert to fraction form
    84,850.50/117,096.12 = 47,127.18/x
  3. Step 3: Cross multiply
    84,850.50x = 117,096.12 × 47,127.18
  4. Step 4: Simplify right side
    84,850.50x = 5,518,409,924.54
  5. Step 5: Solve for x
    x = 5,518,409,924.54/84,850.50
  6. Step 6: Final answer
    x = 65,036.86

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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.