Home / 88,568.07-122,267.57-61,364.78

Finding the Fourth Proportional to 88,568.07, 122,267.57 and 61,364.78

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Solution

The fourth proportional to 88,568.07, 122,267.57 and 61,364.78 is: 84,713.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,568.07 : 122,267.57 = 61,364.78 : x
  2. Step 2: Convert to fraction form
    88,568.07/122,267.57 = 61,364.78/x
  3. Step 3: Cross multiply
    88,568.07x = 122,267.57 × 61,364.78
  4. Step 4: Simplify right side
    88,568.07x = 7,502,922,590.99
  5. Step 5: Solve for x
    x = 7,502,922,590.99/88,568.07
  6. Step 6: Final answer
    x = 84,713.63

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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.