Home / 119,437.96-164,825.14-65,721.46

Finding the Fourth Proportional to 119,437.96, 164,825.14 and 65,721.46

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Solution

The fourth proportional to 119,437.96, 164,825.14 and 65,721.46 is: 90,696.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,437.96 : 164,825.14 = 65,721.46 : x
  2. Step 2: Convert to fraction form
    119,437.96/164,825.14 = 65,721.46/x
  3. Step 3: Cross multiply
    119,437.96x = 164,825.14 × 65,721.46
  4. Step 4: Simplify right side
    119,437.96x = 10,832,548,845.50
  5. Step 5: Solve for x
    x = 10,832,548,845.50/119,437.96
  6. Step 6: Final answer
    x = 90,696.03

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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.