Home / 119,733.32-165,220.29-73,785.81

Finding the Fourth Proportional to 119,733.32, 165,220.29 and 73,785.81

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Solution

The fourth proportional to 119,733.32, 165,220.29 and 73,785.81 is: 101,817.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,733.32 : 165,220.29 = 73,785.81 : x
  2. Step 2: Convert to fraction form
    119,733.32/165,220.29 = 73,785.81/x
  3. Step 3: Cross multiply
    119,733.32x = 165,220.29 × 73,785.81
  4. Step 4: Simplify right side
    119,733.32x = 12,190,912,926.08
  5. Step 5: Solve for x
    x = 12,190,912,926.08/119,733.32
  6. Step 6: Final answer
    x = 101,817.22

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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.