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Finding the Fourth Proportional to 98,366.36, 147,513.36 and 35,169.41

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Solution

The fourth proportional to 98,366.36, 147,513.36 and 35,169.41 is: 52,741.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,366.36 : 147,513.36 = 35,169.41 : x
  2. Step 2: Convert to fraction form
    98,366.36/147,513.36 = 35,169.41/x
  3. Step 3: Cross multiply
    98,366.36x = 147,513.36 × 35,169.41
  4. Step 4: Simplify right side
    98,366.36x = 5,187,957,838.32
  5. Step 5: Solve for x
    x = 5,187,957,838.32/98,366.36
  6. Step 6: Final answer
    x = 52,741.18

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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.