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Finding the Fourth Proportional to 55,802.67, 83,616.51 and 47,448.33

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Solution

The fourth proportional to 55,802.67, 83,616.51 and 47,448.33 is: 71,098.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,802.67 : 83,616.51 = 47,448.33 : x
  2. Step 2: Convert to fraction form
    55,802.67/83,616.51 = 47,448.33/x
  3. Step 3: Cross multiply
    55,802.67x = 83,616.51 × 47,448.33
  4. Step 4: Simplify right side
    55,802.67x = 3,967,463,759.93
  5. Step 5: Solve for x
    x = 3,967,463,759.93/55,802.67
  6. Step 6: Final answer
    x = 71,098.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.