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Finding the Fourth Proportional to 104,613.84, 144,367.08 and 56,867.04

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Solution

The fourth proportional to 104,613.84, 144,367.08 and 56,867.04 is: 78,476.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,613.84 : 144,367.08 = 56,867.04 : x
  2. Step 2: Convert to fraction form
    104,613.84/144,367.08 = 56,867.04/x
  3. Step 3: Cross multiply
    104,613.84x = 144,367.08 × 56,867.04
  4. Step 4: Simplify right side
    104,613.84x = 8,209,728,513.04
  5. Step 5: Solve for x
    x = 8,209,728,513.04/104,613.84
  6. Step 6: Final answer
    x = 78,476.50

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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.