Home / 76,139.82-114,209.07-59,513.82

Finding the Fourth Proportional to 76,139.82, 114,209.07 and 59,513.82

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Solution

The fourth proportional to 76,139.82, 114,209.07 and 59,513.82 is: 89,270.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,139.82 : 114,209.07 = 59,513.82 : x
  2. Step 2: Convert to fraction form
    76,139.82/114,209.07 = 59,513.82/x
  3. Step 3: Cross multiply
    76,139.82x = 114,209.07 × 59,513.82
  4. Step 4: Simplify right side
    76,139.82x = 6,797,018,034.35
  5. Step 5: Solve for x
    x = 6,797,018,034.35/76,139.82
  6. Step 6: Final answer
    x = 89,270.21

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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.