Home / 88,132.95-121,623.67-47,846.81

Finding the Fourth Proportional to 88,132.95, 121,623.67 and 47,846.81

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Solution

The fourth proportional to 88,132.95, 121,623.67 and 47,846.81 is: 66,028.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,132.95 : 121,623.67 = 47,846.81 : x
  2. Step 2: Convert to fraction form
    88,132.95/121,623.67 = 47,846.81/x
  3. Step 3: Cross multiply
    88,132.95x = 121,623.67 × 47,846.81
  4. Step 4: Simplify right side
    88,132.95x = 5,819,304,629.99
  5. Step 5: Solve for x
    x = 5,819,304,629.99/88,132.95
  6. Step 6: Final answer
    x = 66,028.71

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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.