Home / 88,571.07-122,231.01-52,756.20

Finding the Fourth Proportional to 88,571.07, 122,231.01 and 52,756.20

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Solution

The fourth proportional to 88,571.07, 122,231.01 and 52,756.20 is: 72,805.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,571.07 : 122,231.01 = 52,756.20 : x
  2. Step 2: Convert to fraction form
    88,571.07/122,231.01 = 52,756.20/x
  3. Step 3: Cross multiply
    88,571.07x = 122,231.01 × 52,756.20
  4. Step 4: Simplify right side
    88,571.07x = 6,448,443,609.76
  5. Step 5: Solve for x
    x = 6,448,443,609.76/88,571.07
  6. Step 6: Final answer
    x = 72,805.30

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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.