Home / 55,233.74-76,224.70-31,362.62

Finding the Fourth Proportional to 55,233.74, 76,224.70 and 31,362.62

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Solution

The fourth proportional to 55,233.74, 76,224.70 and 31,362.62 is: 43,281.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,233.74 : 76,224.70 = 31,362.62 : x
  2. Step 2: Convert to fraction form
    55,233.74/76,224.70 = 31,362.62/x
  3. Step 3: Cross multiply
    55,233.74x = 76,224.70 × 31,362.62
  4. Step 4: Simplify right side
    55,233.74x = 2,390,606,300.71
  5. Step 5: Solve for x
    x = 2,390,606,300.71/55,233.74
  6. Step 6: Final answer
    x = 43,281.63

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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.