Home / 88,610.81-122,278.64-52,800.03

Finding the Fourth Proportional to 88,610.81, 122,278.64 and 52,800.03

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Solution

The fourth proportional to 88,610.81, 122,278.64 and 52,800.03 is: 72,861.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,610.81 : 122,278.64 = 52,800.03 : x
  2. Step 2: Convert to fraction form
    88,610.81/122,278.64 = 52,800.03/x
  3. Step 3: Cross multiply
    88,610.81x = 122,278.64 × 52,800.03
  4. Step 4: Simplify right side
    88,610.81x = 6,456,315,596.36
  5. Step 5: Solve for x
    x = 6,456,315,596.36/88,610.81
  6. Step 6: Final answer
    x = 72,861.49

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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.