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Finding the Fourth Proportional to 115,590, 173,385 and 32,484

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Solution

The fourth proportional to 115,590, 173,385 and 32,484 is: 48,726

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,590 : 173,385 = 32,484 : x
  2. Step 2: Convert to fraction form
    115,590/173,385 = 32,484/x
  3. Step 3: Cross multiply
    115,590x = 173,385 × 32,484
  4. Step 4: Simplify right side
    115,590x = 5,632,238,340
  5. Step 5: Solve for x
    x = 5,632,238,340/115,590
  6. Step 6: Final answer
    x = 48,726

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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.