Home / 88,867.24-122,636.89-51,141.52

Finding the Fourth Proportional to 88,867.24, 122,636.89 and 51,141.52

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Solution

The fourth proportional to 88,867.24, 122,636.89 and 51,141.52 is: 70,575.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,867.24 : 122,636.89 = 51,141.52 : x
  2. Step 2: Convert to fraction form
    88,867.24/122,636.89 = 51,141.52/x
  3. Step 3: Cross multiply
    88,867.24x = 122,636.89 × 51,141.52
  4. Step 4: Simplify right side
    88,867.24x = 6,271,836,221.63
  5. Step 5: Solve for x
    x = 6,271,836,221.63/88,867.24
  6. Step 6: Final answer
    x = 70,575.35

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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.