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Finding the Fourth Proportional to 167,210.35, 250,667.87 and 127,942.76

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Solution

The fourth proportional to 167,210.35, 250,667.87 and 127,942.76 is: 191,801.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,210.35 : 250,667.87 = 127,942.76 : x
  2. Step 2: Convert to fraction form
    167,210.35/250,667.87 = 127,942.76/x
  3. Step 3: Cross multiply
    167,210.35x = 250,667.87 × 127,942.76
  4. Step 4: Simplify right side
    167,210.35x = 32,071,139,118.08
  5. Step 5: Solve for x
    x = 32,071,139,118.08/167,210.35
  6. Step 6: Final answer
    x = 191,801.16

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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.