Home / 169,427.57-254,098.69-69,615.32

Finding the Fourth Proportional to 169,427.57, 254,098.69 and 69,615.32

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Solution

The fourth proportional to 169,427.57, 254,098.69 and 69,615.32 is: 104,405.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,427.57 : 254,098.69 = 69,615.32 : x
  2. Step 2: Convert to fraction form
    169,427.57/254,098.69 = 69,615.32/x
  3. Step 3: Cross multiply
    169,427.57x = 254,098.69 × 69,615.32
  4. Step 4: Simplify right side
    169,427.57x = 17,689,160,171.40
  5. Step 5: Solve for x
    x = 17,689,160,171.40/169,427.57
  6. Step 6: Final answer
    x = 104,405.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.