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Finding the Fourth Proportional to 173,598.39, 260,418.39 and 61,255.39

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Solution

The fourth proportional to 173,598.39, 260,418.39 and 61,255.39 is: 91,890.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,598.39 : 260,418.39 = 61,255.39 : x
  2. Step 2: Convert to fraction form
    173,598.39/260,418.39 = 61,255.39/x
  3. Step 3: Cross multiply
    173,598.39x = 260,418.39 × 61,255.39
  4. Step 4: Simplify right side
    173,598.39x = 15,952,029,994.71
  5. Step 5: Solve for x
    x = 15,952,029,994.71/173,598.39
  6. Step 6: Final answer
    x = 91,890.43

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1.5x scale

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.