Home / 172,588.32-258,897.26-52,672.28

Finding the Fourth Proportional to 172,588.32, 258,897.26 and 52,672.28

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Solution

The fourth proportional to 172,588.32, 258,897.26 and 52,672.28 is: 79,012.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,588.32 : 258,897.26 = 52,672.28 : x
  2. Step 2: Convert to fraction form
    172,588.32/258,897.26 = 52,672.28/x
  3. Step 3: Cross multiply
    172,588.32x = 258,897.26 × 52,672.28
  4. Step 4: Simplify right side
    172,588.32x = 13,636,707,807.15
  5. Step 5: Solve for x
    x = 13,636,707,807.15/172,588.32
  6. Step 6: Final answer
    x = 79,012.92

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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.