Home / 75,658.37-113,339.91-58,940.12

Finding the Fourth Proportional to 75,658.37, 113,339.91 and 58,940.12

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Solution

The fourth proportional to 75,658.37, 113,339.91 and 58,940.12 is: 88,295.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,658.37 : 113,339.91 = 58,940.12 : x
  2. Step 2: Convert to fraction form
    75,658.37/113,339.91 = 58,940.12/x
  3. Step 3: Cross multiply
    75,658.37x = 113,339.91 × 58,940.12
  4. Step 4: Simplify right side
    75,658.37x = 6,680,267,754.51
  5. Step 5: Solve for x
    x = 6,680,267,754.51/75,658.37
  6. Step 6: Final answer
    x = 88,295.16

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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.