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Finding the Fourth Proportional to 94,682.50, 130,666.02 and 54,408.88

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Solution

The fourth proportional to 94,682.50, 130,666.02 and 54,408.88 is: 75,086.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,682.50 : 130,666.02 = 54,408.88 : x
  2. Step 2: Convert to fraction form
    94,682.50/130,666.02 = 54,408.88/x
  3. Step 3: Cross multiply
    94,682.50x = 130,666.02 × 54,408.88
  4. Step 4: Simplify right side
    94,682.50x = 7,109,391,802.26
  5. Step 5: Solve for x
    x = 7,109,391,802.26/94,682.50
  6. Step 6: Final answer
    x = 75,086.65

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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.