Home / 344,219.16-515,581.07-166,353.20

Finding the Fourth Proportional to 344,219.16, 515,581.07 and 166,353.20

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Solution

The fourth proportional to 344,219.16, 515,581.07 and 166,353.20 is: 249,168.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,219.16 : 515,581.07 = 166,353.20 : x
  2. Step 2: Convert to fraction form
    344,219.16/515,581.07 = 166,353.20/x
  3. Step 3: Cross multiply
    344,219.16x = 515,581.07 × 166,353.20
  4. Step 4: Simplify right side
    344,219.16x = 85,768,557,444.25
  5. Step 5: Solve for x
    x = 85,768,557,444.25/344,219.16
  6. Step 6: Final answer
    x = 249,168.46

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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.