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Finding the Fourth Proportional to 202,922.07, 304,452.89 and 90,679.77

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Solution

The fourth proportional to 202,922.07, 304,452.89 and 90,679.77 is: 136,050.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,922.07 : 304,452.89 = 90,679.77 : x
  2. Step 2: Convert to fraction form
    202,922.07/304,452.89 = 90,679.77/x
  3. Step 3: Cross multiply
    202,922.07x = 304,452.89 × 90,679.77
  4. Step 4: Simplify right side
    202,922.07x = 27,607,717,587.64
  5. Step 5: Solve for x
    x = 27,607,717,587.64/202,922.07
  6. Step 6: Final answer
    x = 136,050.84

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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.