Home / 219,343.04-329,150.64-101,031.20

Finding the Fourth Proportional to 219,343.04, 329,150.64 and 101,031.20

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Solution

The fourth proportional to 219,343.04, 329,150.64 and 101,031.20 is: 151,609.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,343.04 : 329,150.64 = 101,031.20 : x
  2. Step 2: Convert to fraction form
    219,343.04/329,150.64 = 101,031.20/x
  3. Step 3: Cross multiply
    219,343.04x = 329,150.64 × 101,031.20
  4. Step 4: Simplify right side
    219,343.04x = 33,254,484,139.97
  5. Step 5: Solve for x
    x = 33,254,484,139.97/219,343.04
  6. Step 6: Final answer
    x = 151,609.48

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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.