Home / 88,271.76-121,801.52-50,029.12

Finding the Fourth Proportional to 88,271.76, 121,801.52 and 50,029.12

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Solution

The fourth proportional to 88,271.76, 121,801.52 and 50,029.12 is: 69,032.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,271.76 : 121,801.52 = 50,029.12 : x
  2. Step 2: Convert to fraction form
    88,271.76/121,801.52 = 50,029.12/x
  3. Step 3: Cross multiply
    88,271.76x = 121,801.52 × 50,029.12
  4. Step 4: Simplify right side
    88,271.76x = 6,093,622,860.26
  5. Step 5: Solve for x
    x = 6,093,622,860.26/88,271.76
  6. Step 6: Final answer
    x = 69,032.53

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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.