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Finding the Fourth Proportional to 250,192.70, 375,246.82 and 70,236.86

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Solution

The fourth proportional to 250,192.70, 375,246.82 and 70,236.86 is: 105,343.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,192.70 : 375,246.82 = 70,236.86 : x
  2. Step 2: Convert to fraction form
    250,192.70/375,246.82 = 70,236.86/x
  3. Step 3: Cross multiply
    250,192.70x = 375,246.82 × 70,236.86
  4. Step 4: Simplify right side
    250,192.70x = 26,356,158,361.79
  5. Step 5: Solve for x
    x = 26,356,158,361.79/250,192.70
  6. Step 6: Final answer
    x = 105,343.43

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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.