Home / 164,765.14-247,145.40-64,926.20

Finding the Fourth Proportional to 164,765.14, 247,145.40 and 64,926.20

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Solution

The fourth proportional to 164,765.14, 247,145.40 and 64,926.20 is: 97,388.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,765.14 : 247,145.40 = 64,926.20 : x
  2. Step 2: Convert to fraction form
    164,765.14/247,145.40 = 64,926.20/x
  3. Step 3: Cross multiply
    164,765.14x = 247,145.40 × 64,926.20
  4. Step 4: Simplify right side
    164,765.14x = 16,046,212,530.82
  5. Step 5: Solve for x
    x = 16,046,212,530.82/164,765.14
  6. Step 6: Final answer
    x = 97,388.39

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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.