Home / 191,429.28-264,172.38-106,544.52

Finding the Fourth Proportional to 191,429.28, 264,172.38 and 106,544.52

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Solution

The fourth proportional to 191,429.28, 264,172.38 and 106,544.52 is: 147,031.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,429.28 : 264,172.38 = 106,544.52 : x
  2. Step 2: Convert to fraction form
    191,429.28/264,172.38 = 106,544.52/x
  3. Step 3: Cross multiply
    191,429.28x = 264,172.38 × 106,544.52
  4. Step 4: Simplify right side
    191,429.28x = 28,146,119,424.36
  5. Step 5: Solve for x
    x = 28,146,119,424.36/191,429.28
  6. Step 6: Final answer
    x = 147,031.42

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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.