Home / 92,008.08-138,026.70-29,664

Finding the Fourth Proportional to 92,008.08, 138,026.70 and 29,664

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Solution

The fourth proportional to 92,008.08, 138,026.70 and 29,664 is: 44,500.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,008.08 : 138,026.70 = 29,664 : x
  2. Step 2: Convert to fraction form
    92,008.08/138,026.70 = 29,664/x
  3. Step 3: Cross multiply
    92,008.08x = 138,026.70 × 29,664
  4. Step 4: Simplify right side
    92,008.08x = 4,094,424,028.80
  5. Step 5: Solve for x
    x = 4,094,424,028.80/92,008.08
  6. Step 6: Final answer
    x = 44,500.70

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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.