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Finding the Fourth Proportional to 117,626.76, 162,271.08 and 88,894.44

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Solution

The fourth proportional to 117,626.76, 162,271.08 and 88,894.44 is: 122,633.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,626.76 : 162,271.08 = 88,894.44 : x
  2. Step 2: Convert to fraction form
    117,626.76/162,271.08 = 88,894.44/x
  3. Step 3: Cross multiply
    117,626.76x = 162,271.08 × 88,894.44
  4. Step 4: Simplify right side
    117,626.76x = 14,424,996,784.80
  5. Step 5: Solve for x
    x = 14,424,996,784.80/117,626.76
  6. Step 6: Final answer
    x = 122,633.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.