Home / 260,826.48-359,931.60-153,371.88

Finding the Fourth Proportional to 260,826.48, 359,931.60 and 153,371.88

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Solution

The fourth proportional to 260,826.48, 359,931.60 and 153,371.88 is: 211,647.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,826.48 : 359,931.60 = 153,371.88 : x
  2. Step 2: Convert to fraction form
    260,826.48/359,931.60 = 153,371.88/x
  3. Step 3: Cross multiply
    260,826.48x = 359,931.60 × 153,371.88
  4. Step 4: Simplify right side
    260,826.48x = 55,203,386,163.41
  5. Step 5: Solve for x
    x = 55,203,386,163.41/260,826.48
  6. Step 6: Final answer
    x = 211,647.94

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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.