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Finding the Fourth Proportional to 48,706.88, 73,063.52 and 17,113.08

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Solution

The fourth proportional to 48,706.88, 73,063.52 and 17,113.08 is: 25,670.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,706.88 : 73,063.52 = 17,113.08 : x
  2. Step 2: Convert to fraction form
    48,706.88/73,063.52 = 17,113.08/x
  3. Step 3: Cross multiply
    48,706.88x = 73,063.52 × 17,113.08
  4. Step 4: Simplify right side
    48,706.88x = 1,250,341,862.84
  5. Step 5: Solve for x
    x = 1,250,341,862.84/48,706.88
  6. Step 6: Final answer
    x = 25,670.74

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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.