Home / 157,826.55-236,843.40-57,987.57

Finding the Fourth Proportional to 157,826.55, 236,843.40 and 57,987.57

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Solution

The fourth proportional to 157,826.55, 236,843.40 and 57,987.57 is: 87,019.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,826.55 : 236,843.40 = 57,987.57 : x
  2. Step 2: Convert to fraction form
    157,826.55/236,843.40 = 57,987.57/x
  3. Step 3: Cross multiply
    157,826.55x = 236,843.40 × 57,987.57
  4. Step 4: Simplify right side
    157,826.55x = 13,733,973,236.54
  5. Step 5: Solve for x
    x = 13,733,973,236.54/157,826.55
  6. Step 6: Final answer
    x = 87,019.41

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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.