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Finding the Fourth Proportional to 88,443.84, 122,022.84 and 52,613.49

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Solution

The fourth proportional to 88,443.84, 122,022.84 and 52,613.49 is: 72,588.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,443.84 : 122,022.84 = 52,613.49 : x
  2. Step 2: Convert to fraction form
    88,443.84/122,022.84 = 52,613.49/x
  3. Step 3: Cross multiply
    88,443.84x = 122,022.84 × 52,613.49
  4. Step 4: Simplify right side
    88,443.84x = 6,420,047,472.11
  5. Step 5: Solve for x
    x = 6,420,047,472.11/88,443.84
  6. Step 6: Final answer
    x = 72,588.97

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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.