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Finding the Fourth Proportional to 94,398.88, 130,269.46 and 51,956.52

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Solution

The fourth proportional to 94,398.88, 130,269.46 and 51,956.52 is: 71,699.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,398.88 : 130,269.46 = 51,956.52 : x
  2. Step 2: Convert to fraction form
    94,398.88/130,269.46 = 51,956.52/x
  3. Step 3: Cross multiply
    94,398.88x = 130,269.46 × 51,956.52
  4. Step 4: Simplify right side
    94,398.88x = 6,768,347,803.88
  5. Step 5: Solve for x
    x = 6,768,347,803.88/94,398.88
  6. Step 6: Final answer
    x = 71,699.45

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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.