Home / 102,276.62-141,107.91-59,805.08

Finding the Fourth Proportional to 102,276.62, 141,107.91 and 59,805.08

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Solution

The fourth proportional to 102,276.62, 141,107.91 and 59,805.08 is: 82,511.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,276.62 : 141,107.91 = 59,805.08 : x
  2. Step 2: Convert to fraction form
    102,276.62/141,107.91 = 59,805.08/x
  3. Step 3: Cross multiply
    102,276.62x = 141,107.91 × 59,805.08
  4. Step 4: Simplify right side
    102,276.62x = 8,438,969,846.18
  5. Step 5: Solve for x
    x = 8,438,969,846.18/102,276.62
  6. Step 6: Final answer
    x = 82,511.23

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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.