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Finding the Fourth Proportional to 173,398.47, 260,103.05 and 47,038.22

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Solution

The fourth proportional to 173,398.47, 260,103.05 and 47,038.22 is: 70,558.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,398.47 : 260,103.05 = 47,038.22 : x
  2. Step 2: Convert to fraction form
    173,398.47/260,103.05 = 47,038.22/x
  3. Step 3: Cross multiply
    173,398.47x = 260,103.05 × 47,038.22
  4. Step 4: Simplify right side
    173,398.47x = 12,234,784,104.64
  5. Step 5: Solve for x
    x = 12,234,784,104.64/173,398.47
  6. Step 6: Final answer
    x = 70,558.78

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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.