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Finding the Fourth Proportional to 238,752.50, 329,525.25 and 136,846.27

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Solution

The fourth proportional to 238,752.50, 329,525.25 and 136,846.27 is: 188,874.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,752.50 : 329,525.25 = 136,846.27 : x
  2. Step 2: Convert to fraction form
    238,752.50/329,525.25 = 136,846.27/x
  3. Step 3: Cross multiply
    238,752.50x = 329,525.25 × 136,846.27
  4. Step 4: Simplify right side
    238,752.50x = 45,094,299,001.46
  5. Step 5: Solve for x
    x = 45,094,299,001.46/238,752.50
  6. Step 6: Final answer
    x = 188,874.67

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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.