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Finding the Fourth Proportional to 94,381.48, 130,246.35 and 51,940.01

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Solution

The fourth proportional to 94,381.48, 130,246.35 and 51,940.01 is: 71,677.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,381.48 : 130,246.35 = 51,940.01 : x
  2. Step 2: Convert to fraction form
    94,381.48/130,246.35 = 51,940.01/x
  3. Step 3: Cross multiply
    94,381.48x = 130,246.35 × 51,940.01
  4. Step 4: Simplify right side
    94,381.48x = 6,764,996,721.46
  5. Step 5: Solve for x
    x = 6,764,996,721.46/94,381.48
  6. Step 6: Final answer
    x = 71,677.16

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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.