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Finding the Fourth Proportional to 62,261.64, 85,919.22 and 35,407.08

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Solution

The fourth proportional to 62,261.64, 85,919.22 and 35,407.08 is: 48,860.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,261.64 : 85,919.22 = 35,407.08 : x
  2. Step 2: Convert to fraction form
    62,261.64/85,919.22 = 35,407.08/x
  3. Step 3: Cross multiply
    62,261.64x = 85,919.22 × 35,407.08
  4. Step 4: Simplify right side
    62,261.64x = 3,042,148,696.08
  5. Step 5: Solve for x
    x = 3,042,148,696.08/62,261.64
  6. Step 6: Final answer
    x = 48,860.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.