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Finding the Fourth Proportional to 244,900.70, 367,264.65 and 87,134.30

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Solution

The fourth proportional to 244,900.70, 367,264.65 and 87,134.30 is: 130,670.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,900.70 : 367,264.65 = 87,134.30 : x
  2. Step 2: Convert to fraction form
    244,900.70/367,264.65 = 87,134.30/x
  3. Step 3: Cross multiply
    244,900.70x = 367,264.65 × 87,134.30
  4. Step 4: Simplify right side
    244,900.70x = 32,001,348,192.50
  5. Step 5: Solve for x
    x = 32,001,348,192.50/244,900.70
  6. Step 6: Final answer
    x = 130,670.71

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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.