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Finding the Fourth Proportional to 237,878.52, 356,831.22 and 104,820.92

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Solution

The fourth proportional to 237,878.52, 356,831.22 and 104,820.92 is: 157,237.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,878.52 : 356,831.22 = 104,820.92 : x
  2. Step 2: Convert to fraction form
    237,878.52/356,831.22 = 104,820.92/x
  3. Step 3: Cross multiply
    237,878.52x = 356,831.22 × 104,820.92
  4. Step 4: Simplify right side
    237,878.52x = 37,403,376,765.12
  5. Step 5: Solve for x
    x = 37,403,376,765.12/237,878.52
  6. Step 6: Final answer
    x = 157,237.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.