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Finding the Fourth Proportional to 173,607.03, 260,344.46 and 61,266.31

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Solution

The fourth proportional to 173,607.03, 260,344.46 and 61,266.31 is: 91,876.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,607.03 : 260,344.46 = 61,266.31 : x
  2. Step 2: Convert to fraction form
    173,607.03/260,344.46 = 61,266.31/x
  3. Step 3: Cross multiply
    173,607.03x = 260,344.46 × 61,266.31
  4. Step 4: Simplify right side
    173,607.03x = 15,950,343,895.45
  5. Step 5: Solve for x
    x = 15,950,343,895.45/173,607.03
  6. Step 6: Final answer
    x = 91,876.14

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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.