Home / 89,110.64-122,969.62-53,282.04

Finding the Fourth Proportional to 89,110.64, 122,969.62 and 53,282.04

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Solution

The fourth proportional to 89,110.64, 122,969.62 and 53,282.04 is: 73,527.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,110.64 : 122,969.62 = 53,282.04 : x
  2. Step 2: Convert to fraction form
    89,110.64/122,969.62 = 53,282.04/x
  3. Step 3: Cross multiply
    89,110.64x = 122,969.62 × 53,282.04
  4. Step 4: Simplify right side
    89,110.64x = 6,552,072,211.62
  5. Step 5: Solve for x
    x = 6,552,072,211.62/89,110.64
  6. Step 6: Final answer
    x = 73,527.38

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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.