Home / 261,235.26-360,544.05-159,319.86

Finding the Fourth Proportional to 261,235.26, 360,544.05 and 159,319.86

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Solution

The fourth proportional to 261,235.26, 360,544.05 and 159,319.86 is: 219,885.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,235.26 : 360,544.05 = 159,319.86 : x
  2. Step 2: Convert to fraction form
    261,235.26/360,544.05 = 159,319.86/x
  3. Step 3: Cross multiply
    261,235.26x = 360,544.05 × 159,319.86
  4. Step 4: Simplify right side
    261,235.26x = 57,441,827,569.83
  5. Step 5: Solve for x
    x = 57,441,827,569.83/261,235.26
  6. Step 6: Final answer
    x = 219,885.43

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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.