Home / 119,543.22-164,970.12-71,797.38

Finding the Fourth Proportional to 119,543.22, 164,970.12 and 71,797.38

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Solution

The fourth proportional to 119,543.22, 164,970.12 and 71,797.38 is: 99,080.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,543.22 : 164,970.12 = 71,797.38 : x
  2. Step 2: Convert to fraction form
    119,543.22/164,970.12 = 71,797.38/x
  3. Step 3: Cross multiply
    119,543.22x = 164,970.12 × 71,797.38
  4. Step 4: Simplify right side
    119,543.22x = 11,844,422,394.29
  5. Step 5: Solve for x
    x = 11,844,422,394.29/119,543.22
  6. Step 6: Final answer
    x = 99,080.67

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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.