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Finding the Fourth Proportional to 213,996.42, 295,264.33 and 126,737.46

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Solution

The fourth proportional to 213,996.42, 295,264.33 and 126,737.46 is: 174,867.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,996.42 : 295,264.33 = 126,737.46 : x
  2. Step 2: Convert to fraction form
    213,996.42/295,264.33 = 126,737.46/x
  3. Step 3: Cross multiply
    213,996.42x = 295,264.33 × 126,737.46
  4. Step 4: Simplify right side
    213,996.42x = 37,421,050,895.96
  5. Step 5: Solve for x
    x = 37,421,050,895.96/213,996.42
  6. Step 6: Final answer
    x = 174,867.65

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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.