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Finding the Fourth Proportional to 61,950.36, 85,496.70 and 35,101.40

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Solution

The fourth proportional to 61,950.36, 85,496.70 and 35,101.40 is: 48,442.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,950.36 : 85,496.70 = 35,101.40 : x
  2. Step 2: Convert to fraction form
    61,950.36/85,496.70 = 35,101.40/x
  3. Step 3: Cross multiply
    61,950.36x = 85,496.70 × 35,101.40
  4. Step 4: Simplify right side
    61,950.36x = 3,001,053,865.38
  5. Step 5: Solve for x
    x = 3,001,053,865.38/61,950.36
  6. Step 6: Final answer
    x = 48,442.88

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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.