Home / 62,190.69-85,835.39-43,316.88

Finding the Fourth Proportional to 62,190.69, 85,835.39 and 43,316.88

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Solution

The fourth proportional to 62,190.69, 85,835.39 and 43,316.88 is: 59,785.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,190.69 : 85,835.39 = 43,316.88 : x
  2. Step 2: Convert to fraction form
    62,190.69/85,835.39 = 43,316.88/x
  3. Step 3: Cross multiply
    62,190.69x = 85,835.39 × 43,316.88
  4. Step 4: Simplify right side
    62,190.69x = 3,718,121,288.38
  5. Step 5: Solve for x
    x = 3,718,121,288.38/62,190.69
  6. Step 6: Final answer
    x = 59,785.82

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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.