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Finding the Fourth Proportional to 64,069.84, 96,104.76 and 29,008.72

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Solution

The fourth proportional to 64,069.84, 96,104.76 and 29,008.72 is: 43,513.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,069.84 : 96,104.76 = 29,008.72 : x
  2. Step 2: Convert to fraction form
    64,069.84/96,104.76 = 29,008.72/x
  3. Step 3: Cross multiply
    64,069.84x = 96,104.76 × 29,008.72
  4. Step 4: Simplify right side
    64,069.84x = 2,787,876,073.51
  5. Step 5: Solve for x
    x = 2,787,876,073.51/64,069.84
  6. Step 6: Final answer
    x = 43,513.08

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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.