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Finding the Fourth Proportional to 237,617.57, 356,431.84 and 79,847.39

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Solution

The fourth proportional to 237,617.57, 356,431.84 and 79,847.39 is: 119,772.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,617.57 : 356,431.84 = 79,847.39 : x
  2. Step 2: Convert to fraction form
    237,617.57/356,431.84 = 79,847.39/x
  3. Step 3: Cross multiply
    237,617.57x = 356,431.84 × 79,847.39
  4. Step 4: Simplify right side
    237,617.57x = 28,460,152,828.36
  5. Step 5: Solve for x
    x = 28,460,152,828.36/237,617.57
  6. Step 6: Final answer
    x = 119,772.93

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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.