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Finding the Fourth Proportional to 117,718.01, 175,468.06 and 108,270.17

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Solution

The fourth proportional to 117,718.01, 175,468.06 and 108,270.17 is: 161,385.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,718.01 : 175,468.06 = 108,270.17 : x
  2. Step 2: Convert to fraction form
    117,718.01/175,468.06 = 108,270.17/x
  3. Step 3: Cross multiply
    117,718.01x = 175,468.06 × 108,270.17
  4. Step 4: Simplify right side
    117,718.01x = 18,997,955,808.43
  5. Step 5: Solve for x
    x = 18,997,955,808.43/117,718.01
  6. Step 6: Final answer
    x = 161,385.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.