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Finding the Fourth Proportional to 62,658.51, 86,473.33 and 35,800.45

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Solution

The fourth proportional to 62,658.51, 86,473.33 and 35,800.45 is: 49,407.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,658.51 : 86,473.33 = 35,800.45 : x
  2. Step 2: Convert to fraction form
    62,658.51/86,473.33 = 35,800.45/x
  3. Step 3: Cross multiply
    62,658.51x = 86,473.33 × 35,800.45
  4. Step 4: Simplify right side
    62,658.51x = 3,095,784,127.00
  5. Step 5: Solve for x
    x = 3,095,784,127.00/62,658.51
  6. Step 6: Final answer
    x = 49,407.24

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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.