Home / 272,831.06-376,501.70-151,982.30

Finding the Fourth Proportional to 272,831.06, 376,501.70 and 151,982.30

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Solution

The fourth proportional to 272,831.06, 376,501.70 and 151,982.30 is: 209,732.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,831.06 : 376,501.70 = 151,982.30 : x
  2. Step 2: Convert to fraction form
    272,831.06/376,501.70 = 151,982.30/x
  3. Step 3: Cross multiply
    272,831.06x = 376,501.70 × 151,982.30
  4. Step 4: Simplify right side
    272,831.06x = 57,221,594,319.91
  5. Step 5: Solve for x
    x = 57,221,594,319.91/272,831.06
  6. Step 6: Final answer
    x = 209,732.70

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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.