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Finding the Fourth Proportional to 94,489.50, 130,395.51 and 52,047.93

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Solution

The fourth proportional to 94,489.50, 130,395.51 and 52,047.93 is: 71,826.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,489.50 : 130,395.51 = 52,047.93 : x
  2. Step 2: Convert to fraction form
    94,489.50/130,395.51 = 52,047.93/x
  3. Step 3: Cross multiply
    94,489.50x = 130,395.51 × 52,047.93
  4. Step 4: Simplify right side
    94,489.50x = 6,786,816,376.79
  5. Step 5: Solve for x
    x = 6,786,816,376.79/94,489.50
  6. Step 6: Final answer
    x = 71,826.14

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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.