Home / 62,190.19-85,834.71-43,316.38

Finding the Fourth Proportional to 62,190.19, 85,834.71 and 43,316.38

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Solution

The fourth proportional to 62,190.19, 85,834.71 and 43,316.38 is: 59,785.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,190.19 : 85,834.71 = 43,316.38 : x
  2. Step 2: Convert to fraction form
    62,190.19/85,834.71 = 43,316.38/x
  3. Step 3: Cross multiply
    62,190.19x = 85,834.71 × 43,316.38
  4. Step 4: Simplify right side
    62,190.19x = 3,718,048,269.79
  5. Step 5: Solve for x
    x = 3,718,048,269.79/62,190.19
  6. Step 6: Final answer
    x = 59,785.13

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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.