Home / 75,179.52-103,636.80-59,232.24

Finding the Fourth Proportional to 75,179.52, 103,636.80 and 59,232.24

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Solution

The fourth proportional to 75,179.52, 103,636.80 and 59,232.24 is: 81,653.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,179.52 : 103,636.80 = 59,232.24 : x
  2. Step 2: Convert to fraction form
    75,179.52/103,636.80 = 59,232.24/x
  3. Step 3: Cross multiply
    75,179.52x = 103,636.80 × 59,232.24
  4. Step 4: Simplify right side
    75,179.52x = 6,138,639,810.43
  5. Step 5: Solve for x
    x = 6,138,639,810.43/75,179.52
  6. Step 6: Final answer
    x = 81,653.09

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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.