Home / 261,539.40-360,831.56-170,947.68

Finding the Fourth Proportional to 261,539.40, 360,831.56 and 170,947.68

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Solution

The fourth proportional to 261,539.40, 360,831.56 and 170,947.68 is: 235,847.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,539.40 : 360,831.56 = 170,947.68 : x
  2. Step 2: Convert to fraction form
    261,539.40/360,831.56 = 170,947.68/x
  3. Step 3: Cross multiply
    261,539.40x = 360,831.56 × 170,947.68
  4. Step 4: Simplify right side
    261,539.40x = 61,683,318,052.78
  5. Step 5: Solve for x
    x = 61,683,318,052.78/261,539.40
  6. Step 6: Final answer
    x = 235,847.13

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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.