Home / 88,613.28-122,281.45-50,367.51

Finding the Fourth Proportional to 88,613.28, 122,281.45 and 50,367.51

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Solution

The fourth proportional to 88,613.28, 122,281.45 and 50,367.51 is: 69,504.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,613.28 : 122,281.45 = 50,367.51 : x
  2. Step 2: Convert to fraction form
    88,613.28/122,281.45 = 50,367.51/x
  3. Step 3: Cross multiply
    88,613.28x = 122,281.45 × 50,367.51
  4. Step 4: Simplify right side
    88,613.28x = 6,159,012,155.69
  5. Step 5: Solve for x
    x = 6,159,012,155.69/88,613.28
  6. Step 6: Final answer
    x = 69,504.39

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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.