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Finding the Fourth Proportional to 94,658.56, 130,628.80 and 52,217.08

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Solution

The fourth proportional to 94,658.56, 130,628.80 and 52,217.08 is: 72,059.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,658.56 : 130,628.80 = 52,217.08 : x
  2. Step 2: Convert to fraction form
    94,658.56/130,628.80 = 52,217.08/x
  3. Step 3: Cross multiply
    94,658.56x = 130,628.80 × 52,217.08
  4. Step 4: Simplify right side
    94,658.56x = 6,821,054,499.90
  5. Step 5: Solve for x
    x = 6,821,054,499.90/94,658.56
  6. Step 6: Final answer
    x = 72,059.56

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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.