Home / 113,812.83-157,062.24-62,824.63

Finding the Fourth Proportional to 113,812.83, 157,062.24 and 62,824.63

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Solution

The fourth proportional to 113,812.83, 157,062.24 and 62,824.63 is: 86,698.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,812.83 : 157,062.24 = 62,824.63 : x
  2. Step 2: Convert to fraction form
    113,812.83/157,062.24 = 62,824.63/x
  3. Step 3: Cross multiply
    113,812.83x = 157,062.24 × 62,824.63
  4. Step 4: Simplify right side
    113,812.83x = 9,867,377,016.81
  5. Step 5: Solve for x
    x = 9,867,377,016.81/113,812.83
  6. Step 6: Final answer
    x = 86,698.28

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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.