Home / 88,738.89-133,147.21-46,609.22

Finding the Fourth Proportional to 88,738.89, 133,147.21 and 46,609.22

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Solution

The fourth proportional to 88,738.89, 133,147.21 and 46,609.22 is: 69,934.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,738.89 : 133,147.21 = 46,609.22 : x
  2. Step 2: Convert to fraction form
    88,738.89/133,147.21 = 46,609.22/x
  3. Step 3: Cross multiply
    88,738.89x = 133,147.21 × 46,609.22
  4. Step 4: Simplify right side
    88,738.89x = 6,205,887,158.06
  5. Step 5: Solve for x
    x = 6,205,887,158.06/88,738.89
  6. Step 6: Final answer
    x = 69,934.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.