Home / 67,645.19-93,350.48-37,431.79

Finding the Fourth Proportional to 67,645.19, 93,350.48 and 37,431.79

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Solution

The fourth proportional to 67,645.19, 93,350.48 and 37,431.79 is: 51,655.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,645.19 : 93,350.48 = 37,431.79 : x
  2. Step 2: Convert to fraction form
    67,645.19/93,350.48 = 37,431.79/x
  3. Step 3: Cross multiply
    67,645.19x = 93,350.48 × 37,431.79
  4. Step 4: Simplify right side
    67,645.19x = 3,494,275,143.22
  5. Step 5: Solve for x
    x = 3,494,275,143.22/67,645.19
  6. Step 6: Final answer
    x = 51,655.93

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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.