Home / 174,132.34-239,977.24-135,831.21

Finding the Fourth Proportional to 174,132.34, 239,977.24 and 135,831.21

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Solution

The fourth proportional to 174,132.34, 239,977.24 and 135,831.21 is: 187,193.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,132.34 : 239,977.24 = 135,831.21 : x
  2. Step 2: Convert to fraction form
    174,132.34/239,977.24 = 135,831.21/x
  3. Step 3: Cross multiply
    174,132.34x = 239,977.24 × 135,831.21
  4. Step 4: Simplify right side
    174,132.34x = 32,596,399,374.07
  5. Step 5: Solve for x
    x = 32,596,399,374.07/174,132.34
  6. Step 6: Final answer
    x = 187,193.25

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1.5x scale

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.