Home / 64,040.28-88,372.74-35,745.32

Finding the Fourth Proportional to 64,040.28, 88,372.74 and 35,745.32

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Solution

The fourth proportional to 64,040.28, 88,372.74 and 35,745.32 is: 49,326.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,040.28 : 88,372.74 = 35,745.32 : x
  2. Step 2: Convert to fraction form
    64,040.28/88,372.74 = 35,745.32/x
  3. Step 3: Cross multiply
    64,040.28x = 88,372.74 × 35,745.32
  4. Step 4: Simplify right side
    64,040.28x = 3,158,911,870.58
  5. Step 5: Solve for x
    x = 3,158,911,870.58/64,040.28
  6. Step 6: Final answer
    x = 49,326.95

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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.