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Finding the Fourth Proportional to 207,109.84, 310,166.50 and 118,093.46

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Solution

The fourth proportional to 207,109.84, 310,166.50 and 118,093.46 is: 176,856.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,109.84 : 310,166.50 = 118,093.46 : x
  2. Step 2: Convert to fraction form
    207,109.84/310,166.50 = 118,093.46/x
  3. Step 3: Cross multiply
    207,109.84x = 310,166.50 × 118,093.46
  4. Step 4: Simplify right side
    207,109.84x = 36,628,635,161.09
  5. Step 5: Solve for x
    x = 36,628,635,161.09/207,109.84
  6. Step 6: Final answer
    x = 176,856.08

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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.