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Finding the Fourth Proportional to 267,840.72, 369,626.27 and 146,989.67

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Solution

The fourth proportional to 267,840.72, 369,626.27 and 146,989.67 is: 202,849.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,840.72 : 369,626.27 = 146,989.67 : x
  2. Step 2: Convert to fraction form
    267,840.72/369,626.27 = 146,989.67/x
  3. Step 3: Cross multiply
    267,840.72x = 369,626.27 × 146,989.67
  4. Step 4: Simplify right side
    267,840.72x = 54,331,240,867.55
  5. Step 5: Solve for x
    x = 54,331,240,867.55/267,840.72
  6. Step 6: Final answer
    x = 202,849.07

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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.