Home / 165,620.61-248,429.91-99,079.32

Finding the Fourth Proportional to 165,620.61, 248,429.91 and 99,079.32

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Solution

The fourth proportional to 165,620.61, 248,429.91 and 99,079.32 is: 148,618.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,620.61 : 248,429.91 = 99,079.32 : x
  2. Step 2: Convert to fraction form
    165,620.61/248,429.91 = 99,079.32/x
  3. Step 3: Cross multiply
    165,620.61x = 248,429.91 × 99,079.32
  4. Step 4: Simplify right side
    165,620.61x = 24,614,266,550.46
  5. Step 5: Solve for x
    x = 24,614,266,550.46/165,620.61
  6. Step 6: Final answer
    x = 148,618.38

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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.