Home / 88,775.31-122,513.58-51,049.56

Finding the Fourth Proportional to 88,775.31, 122,513.58 and 51,049.56

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Solution

The fourth proportional to 88,775.31, 122,513.58 and 51,049.56 is: 70,450.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,775.31 : 122,513.58 = 51,049.56 : x
  2. Step 2: Convert to fraction form
    88,775.31/122,513.58 = 51,049.56/x
  3. Step 3: Cross multiply
    88,775.31x = 122,513.58 × 51,049.56
  4. Step 4: Simplify right side
    88,775.31x = 6,254,264,353.02
  5. Step 5: Solve for x
    x = 6,254,264,353.02/88,775.31
  6. Step 6: Final answer
    x = 70,450.49

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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.