Home / 55,837.92-77,056.81-30,344.28

Finding the Fourth Proportional to 55,837.92, 77,056.81 and 30,344.28

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Solution

The fourth proportional to 55,837.92, 77,056.81 and 30,344.28 is: 41,875.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,837.92 : 77,056.81 = 30,344.28 : x
  2. Step 2: Convert to fraction form
    55,837.92/77,056.81 = 30,344.28/x
  3. Step 3: Cross multiply
    55,837.92x = 77,056.81 × 30,344.28
  4. Step 4: Simplify right side
    55,837.92x = 2,338,233,342.69
  5. Step 5: Solve for x
    x = 2,338,233,342.69/55,837.92
  6. Step 6: Final answer
    x = 41,875.37

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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.