Home / 54,938.22-75,802.14-31,059.69

Finding the Fourth Proportional to 54,938.22, 75,802.14 and 31,059.69

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Solution

The fourth proportional to 54,938.22, 75,802.14 and 31,059.69 is: 42,855.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,938.22 : 75,802.14 = 31,059.69 : x
  2. Step 2: Convert to fraction form
    54,938.22/75,802.14 = 31,059.69/x
  3. Step 3: Cross multiply
    54,938.22x = 75,802.14 × 31,059.69
  4. Step 4: Simplify right side
    54,938.22x = 2,354,390,969.74
  5. Step 5: Solve for x
    x = 2,354,390,969.74/54,938.22
  6. Step 6: Final answer
    x = 42,855.25

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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.