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Finding the Fourth Proportional to 92,215.35, 138,323.03 and 92,215.35

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Solution

The fourth proportional to 92,215.35, 138,323.03 and 92,215.35 is: 138,323.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,215.35 : 138,323.03 = 92,215.35 : x
  2. Step 2: Convert to fraction form
    92,215.35/138,323.03 = 92,215.35/x
  3. Step 3: Cross multiply
    92,215.35x = 138,323.03 × 92,215.35
  4. Step 4: Simplify right side
    92,215.35x = 12,755,506,163.43
  5. Step 5: Solve for x
    x = 12,755,506,163.43/92,215.35
  6. Step 6: Final answer
    x = 138,323.03

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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.