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Finding the Fourth Proportional to 94,475, 130,375.68 and 52,037.48

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Solution

The fourth proportional to 94,475, 130,375.68 and 52,037.48 is: 71,811.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,475 : 130,375.68 = 52,037.48 : x
  2. Step 2: Convert to fraction form
    94,475/130,375.68 = 52,037.48/x
  3. Step 3: Cross multiply
    94,475x = 130,375.68 × 52,037.48
  4. Step 4: Simplify right side
    94,475x = 6,784,421,840.49
  5. Step 5: Solve for x
    x = 6,784,421,840.49/94,475
  6. Step 6: Final answer
    x = 71,811.82

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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.