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Finding the Fourth Proportional to 104,373, 144,035.10 and 56,626.56

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Solution

The fourth proportional to 104,373, 144,035.10 and 56,626.56 is: 78,144.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,373 : 144,035.10 = 56,626.56 : x
  2. Step 2: Convert to fraction form
    104,373/144,035.10 = 56,626.56/x
  3. Step 3: Cross multiply
    104,373x = 144,035.10 × 56,626.56
  4. Step 4: Simplify right side
    104,373x = 8,156,212,232.26
  5. Step 5: Solve for x
    x = 8,156,212,232.26/104,373
  6. Step 6: Final answer
    x = 78,144.85

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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.