Home / 272,370.76-375,831.22-151,513.60

Finding the Fourth Proportional to 272,370.76, 375,831.22 and 151,513.60

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Solution

The fourth proportional to 272,370.76, 375,831.22 and 151,513.60 is: 209,066.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,370.76 : 375,831.22 = 151,513.60 : x
  2. Step 2: Convert to fraction form
    272,370.76/375,831.22 = 151,513.60/x
  3. Step 3: Cross multiply
    272,370.76x = 375,831.22 × 151,513.60
  4. Step 4: Simplify right side
    272,370.76x = 56,943,541,134.59
  5. Step 5: Solve for x
    x = 56,943,541,134.59/272,370.76
  6. Step 6: Final answer
    x = 209,066.28

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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.