Home / 134,287.86-185,321.77-73,863.17

Finding the Fourth Proportional to 134,287.86, 185,321.77 and 73,863.17

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Solution

The fourth proportional to 134,287.86, 185,321.77 and 73,863.17 is: 101,933.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,287.86 : 185,321.77 = 73,863.17 : x
  2. Step 2: Convert to fraction form
    134,287.86/185,321.77 = 73,863.17/x
  3. Step 3: Cross multiply
    134,287.86x = 185,321.77 × 73,863.17
  4. Step 4: Simplify right side
    134,287.86x = 13,688,453,402.21
  5. Step 5: Solve for x
    x = 13,688,453,402.21/134,287.86
  6. Step 6: Final answer
    x = 101,933.66

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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.