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Finding the Fourth Proportional to 92,348.76, 138,523.16 and 22,228.07

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Solution

The fourth proportional to 92,348.76, 138,523.16 and 22,228.07 is: 33,342.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,348.76 : 138,523.16 = 22,228.07 : x
  2. Step 2: Convert to fraction form
    92,348.76/138,523.16 = 22,228.07/x
  3. Step 3: Cross multiply
    92,348.76x = 138,523.16 × 22,228.07
  4. Step 4: Simplify right side
    92,348.76x = 3,079,102,639.25
  5. Step 5: Solve for x
    x = 3,079,102,639.25/92,348.76
  6. Step 6: Final answer
    x = 33,342.11

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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.