Home / 77,032.28-115,525.47-32,658.32

Finding the Fourth Proportional to 77,032.28, 115,525.47 and 32,658.32

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Solution

The fourth proportional to 77,032.28, 115,525.47 and 32,658.32 is: 48,977.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,032.28 : 115,525.47 = 32,658.32 : x
  2. Step 2: Convert to fraction form
    77,032.28/115,525.47 = 32,658.32/x
  3. Step 3: Cross multiply
    77,032.28x = 115,525.47 × 32,658.32
  4. Step 4: Simplify right side
    77,032.28x = 3,772,867,767.41
  5. Step 5: Solve for x
    x = 3,772,867,767.41/77,032.28
  6. Step 6: Final answer
    x = 48,977.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.