Home / 113,924.91-157,225.59-62,942.11

Finding the Fourth Proportional to 113,924.91, 157,225.59 and 62,942.11

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Solution

The fourth proportional to 113,924.91, 157,225.59 and 62,942.11 is: 86,865.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,924.91 : 157,225.59 = 62,942.11 : x
  2. Step 2: Convert to fraction form
    113,924.91/157,225.59 = 62,942.11/x
  3. Step 3: Cross multiply
    113,924.91x = 157,225.59 × 62,942.11
  4. Step 4: Simplify right side
    113,924.91x = 9,896,109,987.53
  5. Step 5: Solve for x
    x = 9,896,109,987.53/113,924.91
  6. Step 6: Final answer
    x = 86,865.20

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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.