Home / 158,935.13-238,122.49-83,889.93

Finding the Fourth Proportional to 158,935.13, 238,122.49 and 83,889.93

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Solution

The fourth proportional to 158,935.13, 238,122.49 and 83,889.93 is: 125,687.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,935.13 : 238,122.49 = 83,889.93 : x
  2. Step 2: Convert to fraction form
    158,935.13/238,122.49 = 83,889.93/x
  3. Step 3: Cross multiply
    158,935.13x = 238,122.49 × 83,889.93
  4. Step 4: Simplify right side
    158,935.13x = 19,976,079,017.53
  5. Step 5: Solve for x
    x = 19,976,079,017.53/158,935.13
  6. Step 6: Final answer
    x = 125,687.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.