Home / 92,318.39-138,477.63-29,144.92

Finding the Fourth Proportional to 92,318.39, 138,477.63 and 29,144.92

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Solution

The fourth proportional to 92,318.39, 138,477.63 and 29,144.92 is: 43,717.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,318.39 : 138,477.63 = 29,144.92 : x
  2. Step 2: Convert to fraction form
    92,318.39/138,477.63 = 29,144.92/x
  3. Step 3: Cross multiply
    92,318.39x = 138,477.63 × 29,144.92
  4. Step 4: Simplify right side
    92,318.39x = 4,035,919,621.24
  5. Step 5: Solve for x
    x = 4,035,919,621.24/92,318.39
  6. Step 6: Final answer
    x = 43,717.39

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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.