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Finding the Fourth Proportional to 173,500.77, 260,253 and 61,160.04

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Solution

The fourth proportional to 173,500.77, 260,253 and 61,160.04 is: 91,740.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,500.77 : 260,253 = 61,160.04 : x
  2. Step 2: Convert to fraction form
    173,500.77/260,253 = 61,160.04/x
  3. Step 3: Cross multiply
    173,500.77x = 260,253 × 61,160.04
  4. Step 4: Simplify right side
    173,500.77x = 15,917,083,890.12
  5. Step 5: Solve for x
    x = 15,917,083,890.12/173,500.77
  6. Step 6: Final answer
    x = 91,740.71

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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.