Home / 113,938.14-157,243.82-62,955.32

Finding the Fourth Proportional to 113,938.14, 157,243.82 and 62,955.32

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Solution

The fourth proportional to 113,938.14, 157,243.82 and 62,955.32 is: 86,883.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,938.14 : 157,243.82 = 62,955.32 : x
  2. Step 2: Convert to fraction form
    113,938.14/157,243.82 = 62,955.32/x
  3. Step 3: Cross multiply
    113,938.14x = 157,243.82 × 62,955.32
  4. Step 4: Simplify right side
    113,938.14x = 9,899,334,691.35
  5. Step 5: Solve for x
    x = 9,899,334,691.35/113,938.14
  6. Step 6: Final answer
    x = 86,883.41

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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.