Home / 137,904.98-206,853.35-38,071.26

Finding the Fourth Proportional to 137,904.98, 206,853.35 and 38,071.26

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Solution

The fourth proportional to 137,904.98, 206,853.35 and 38,071.26 is: 57,105.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,904.98 : 206,853.35 = 38,071.26 : x
  2. Step 2: Convert to fraction form
    137,904.98/206,853.35 = 38,071.26/x
  3. Step 3: Cross multiply
    137,904.98x = 206,853.35 × 38,071.26
  4. Step 4: Simplify right side
    137,904.98x = 7,875,167,479.36
  5. Step 5: Solve for x
    x = 7,875,167,479.36/137,904.98
  6. Step 6: Final answer
    x = 57,105.75

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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.