Home / 88,841.36-122,561.66-53,010.55

Finding the Fourth Proportional to 88,841.36, 122,561.66 and 53,010.55

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Solution

The fourth proportional to 88,841.36, 122,561.66 and 53,010.55 is: 73,131.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,841.36 : 122,561.66 = 53,010.55 : x
  2. Step 2: Convert to fraction form
    88,841.36/122,561.66 = 53,010.55/x
  3. Step 3: Cross multiply
    88,841.36x = 122,561.66 × 53,010.55
  4. Step 4: Simplify right side
    88,841.36x = 6,497,060,993.06
  5. Step 5: Solve for x
    x = 6,497,060,993.06/88,841.36
  6. Step 6: Final answer
    x = 73,131.04

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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.