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Finding the Fourth Proportional to 60,784.70, 91,067.70 and 52,036.70

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Solution

The fourth proportional to 60,784.70, 91,067.70 and 52,036.70 is: 77,961.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,784.70 : 91,067.70 = 52,036.70 : x
  2. Step 2: Convert to fraction form
    60,784.70/91,067.70 = 52,036.70/x
  3. Step 3: Cross multiply
    60,784.70x = 91,067.70 × 52,036.70
  4. Step 4: Simplify right side
    60,784.70x = 4,738,862,584.59
  5. Step 5: Solve for x
    x = 4,738,862,584.59/60,784.70
  6. Step 6: Final answer
    x = 77,961.44

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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.