Home / 272,689.14-409,052.38-92,701.32

Finding the Fourth Proportional to 272,689.14, 409,052.38 and 92,701.32

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Solution

The fourth proportional to 272,689.14, 409,052.38 and 92,701.32 is: 139,058.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,689.14 : 409,052.38 = 92,701.32 : x
  2. Step 2: Convert to fraction form
    272,689.14/409,052.38 = 92,701.32/x
  3. Step 3: Cross multiply
    272,689.14x = 409,052.38 × 92,701.32
  4. Step 4: Simplify right side
    272,689.14x = 37,919,695,575.14
  5. Step 5: Solve for x
    x = 37,919,695,575.14/272,689.14
  6. Step 6: Final answer
    x = 139,058.33

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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.