Home / 119,398.08-179,128.14-35,155.47

Finding the Fourth Proportional to 119,398.08, 179,128.14 and 35,155.47

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Solution

The fourth proportional to 119,398.08, 179,128.14 and 35,155.47 is: 52,742.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,398.08 : 179,128.14 = 35,155.47 : x
  2. Step 2: Convert to fraction form
    119,398.08/179,128.14 = 35,155.47/x
  3. Step 3: Cross multiply
    119,398.08x = 179,128.14 × 35,155.47
  4. Step 4: Simplify right side
    119,398.08x = 6,297,333,951.93
  5. Step 5: Solve for x
    x = 6,297,333,951.93/119,398.08
  6. Step 6: Final answer
    x = 52,742.34

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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.