Home / 92,299.06-138,451.58-29,119.77

Finding the Fourth Proportional to 92,299.06, 138,451.58 and 29,119.77

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Solution

The fourth proportional to 92,299.06, 138,451.58 and 29,119.77 is: 43,680.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,299.06 : 138,451.58 = 29,119.77 : x
  2. Step 2: Convert to fraction form
    92,299.06/138,451.58 = 29,119.77/x
  3. Step 3: Cross multiply
    92,299.06x = 138,451.58 × 29,119.77
  4. Step 4: Simplify right side
    92,299.06x = 4,031,678,129.34
  5. Step 5: Solve for x
    x = 4,031,678,129.34/92,299.06
  6. Step 6: Final answer
    x = 43,680.60

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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.