Home / 269,904.16-372,467.64-149,045.68

Finding the Fourth Proportional to 269,904.16, 372,467.64 and 149,045.68

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Solution

The fourth proportional to 269,904.16, 372,467.64 and 149,045.68 is: 205,682.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,904.16 : 372,467.64 = 149,045.68 : x
  2. Step 2: Convert to fraction form
    269,904.16/372,467.64 = 149,045.68/x
  3. Step 3: Cross multiply
    269,904.16x = 372,467.64 × 149,045.68
  4. Step 4: Simplify right side
    269,904.16x = 55,514,692,681.80
  5. Step 5: Solve for x
    x = 55,514,692,681.80/269,904.16
  6. Step 6: Final answer
    x = 205,682.98

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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.