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Finding the Fourth Proportional to 94,219.20, 132,256.80 and 94,219.20

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Solution

The fourth proportional to 94,219.20, 132,256.80 and 94,219.20 is: 132,256.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,219.20 : 132,256.80 = 94,219.20 : x
  2. Step 2: Convert to fraction form
    94,219.20/132,256.80 = 94,219.20/x
  3. Step 3: Cross multiply
    94,219.20x = 132,256.80 × 94,219.20
  4. Step 4: Simplify right side
    94,219.20x = 12,461,129,890.56
  5. Step 5: Solve for x
    x = 12,461,129,890.56/94,219.20
  6. Step 6: Final answer
    x = 132,256.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.