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Finding the Fourth Proportional to 114,548.16, 171,753.21 and 51,356.85

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Solution

The fourth proportional to 114,548.16, 171,753.21 and 51,356.85 is: 77,004.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,548.16 : 171,753.21 = 51,356.85 : x
  2. Step 2: Convert to fraction form
    114,548.16/171,753.21 = 51,356.85/x
  3. Step 3: Cross multiply
    114,548.16x = 171,753.21 × 51,356.85
  4. Step 4: Simplify right side
    114,548.16x = 8,820,703,842.99
  5. Step 5: Solve for x
    x = 8,820,703,842.99/114,548.16
  6. Step 6: Final answer
    x = 77,004.33

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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.