Home / 102,847.77-141,943.07-57,528.27

Finding the Fourth Proportional to 102,847.77, 141,943.07 and 57,528.27

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Solution

The fourth proportional to 102,847.77, 141,943.07 and 57,528.27 is: 79,396.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,847.77 : 141,943.07 = 57,528.27 : x
  2. Step 2: Convert to fraction form
    102,847.77/141,943.07 = 57,528.27/x
  3. Step 3: Cross multiply
    102,847.77x = 141,943.07 × 57,528.27
  4. Step 4: Simplify right side
    102,847.77x = 8,165,739,255.59
  5. Step 5: Solve for x
    x = 8,165,739,255.59/102,847.77
  6. Step 6: Final answer
    x = 79,396.37

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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.