Home / 134,366.66-185,502.47-89,105.74

Finding the Fourth Proportional to 134,366.66, 185,502.47 and 89,105.74

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Solution

The fourth proportional to 134,366.66, 185,502.47 and 89,105.74 is: 123,016.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,366.66 : 185,502.47 = 89,105.74 : x
  2. Step 2: Convert to fraction form
    134,366.66/185,502.47 = 89,105.74/x
  3. Step 3: Cross multiply
    134,366.66x = 185,502.47 × 89,105.74
  4. Step 4: Simplify right side
    134,366.66x = 16,529,334,879.41
  5. Step 5: Solve for x
    x = 16,529,334,879.41/134,366.66
  6. Step 6: Final answer
    x = 123,016.64

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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.