Home / 105,211.20-157,837.82-37,725.20

Finding the Fourth Proportional to 105,211.20, 157,837.82 and 37,725.20

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Solution

The fourth proportional to 105,211.20, 157,837.82 and 37,725.20 is: 56,595.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,211.20 : 157,837.82 = 37,725.20 : x
  2. Step 2: Convert to fraction form
    105,211.20/157,837.82 = 37,725.20/x
  3. Step 3: Cross multiply
    105,211.20x = 157,837.82 × 37,725.20
  4. Step 4: Simplify right side
    105,211.20x = 5,954,462,349.25
  5. Step 5: Solve for x
    x = 5,954,462,349.25/105,211.20
  6. Step 6: Final answer
    x = 56,595.33

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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.