Home / 92,647.17-138,969.28-29,466.38

Finding the Fourth Proportional to 92,647.17, 138,969.28 and 29,466.38

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Solution

The fourth proportional to 92,647.17, 138,969.28 and 29,466.38 is: 44,199.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,647.17 : 138,969.28 = 29,466.38 : x
  2. Step 2: Convert to fraction form
    92,647.17/138,969.28 = 29,466.38/x
  3. Step 3: Cross multiply
    92,647.17x = 138,969.28 × 29,466.38
  4. Step 4: Simplify right side
    92,647.17x = 4,094,920,917.96
  5. Step 5: Solve for x
    x = 4,094,920,917.96/92,647.17
  6. Step 6: Final answer
    x = 44,199.10

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1.5x scale

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.