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Finding the Fourth Proportional to 173,654.70, 260,486.61 and 47,296.02

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Solution

The fourth proportional to 173,654.70, 260,486.61 and 47,296.02 is: 70,945.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,654.70 : 260,486.61 = 47,296.02 : x
  2. Step 2: Convert to fraction form
    173,654.70/260,486.61 = 47,296.02/x
  3. Step 3: Cross multiply
    173,654.70x = 260,486.61 × 47,296.02
  4. Step 4: Simplify right side
    173,654.70x = 12,319,979,916.29
  5. Step 5: Solve for x
    x = 12,319,979,916.29/173,654.70
  6. Step 6: Final answer
    x = 70,945.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.