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Finding the Fourth Proportional to 228,084.01, 314,742.46 and 126,101.46

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Solution

The fourth proportional to 228,084.01, 314,742.46 and 126,101.46 is: 174,012.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,084.01 : 314,742.46 = 126,101.46 : x
  2. Step 2: Convert to fraction form
    228,084.01/314,742.46 = 126,101.46/x
  3. Step 3: Cross multiply
    228,084.01x = 314,742.46 × 126,101.46
  4. Step 4: Simplify right side
    228,084.01x = 39,689,483,414.74
  5. Step 5: Solve for x
    x = 39,689,483,414.74/228,084.01
  6. Step 6: Final answer
    x = 174,012.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.