Home / 92,971.34-139,455.79-22,851.26

Finding the Fourth Proportional to 92,971.34, 139,455.79 and 22,851.26

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Solution

The fourth proportional to 92,971.34, 139,455.79 and 22,851.26 is: 34,276.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,971.34 : 139,455.79 = 22,851.26 : x
  2. Step 2: Convert to fraction form
    92,971.34/139,455.79 = 22,851.26/x
  3. Step 3: Cross multiply
    92,971.34x = 139,455.79 × 22,851.26
  4. Step 4: Simplify right side
    92,971.34x = 3,186,739,761.39
  5. Step 5: Solve for x
    x = 3,186,739,761.39/92,971.34
  6. Step 6: Final answer
    x = 34,276.58

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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.