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Finding the Fourth Proportional to 62,804.05, 86,667.78 and 35,945.65

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Solution

The fourth proportional to 62,804.05, 86,667.78 and 35,945.65 is: 49,603.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,804.05 : 86,667.78 = 35,945.65 : x
  2. Step 2: Convert to fraction form
    62,804.05/86,667.78 = 35,945.65/x
  3. Step 3: Cross multiply
    62,804.05x = 86,667.78 × 35,945.65
  4. Step 4: Simplify right side
    62,804.05x = 3,115,329,686.16
  5. Step 5: Solve for x
    x = 3,115,329,686.16/62,804.05
  6. Step 6: Final answer
    x = 49,603.96

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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.