Home / 74,336.28-102,669.20-48,956.10

Finding the Fourth Proportional to 74,336.28, 102,669.20 and 48,956.10

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Solution

The fourth proportional to 74,336.28, 102,669.20 and 48,956.10 is: 67,615.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,336.28 : 102,669.20 = 48,956.10 : x
  2. Step 2: Convert to fraction form
    74,336.28/102,669.20 = 48,956.10/x
  3. Step 3: Cross multiply
    74,336.28x = 102,669.20 × 48,956.10
  4. Step 4: Simplify right side
    74,336.28x = 5,026,283,451.29
  5. Step 5: Solve for x
    x = 5,026,283,451.29/74,336.28
  6. Step 6: Final answer
    x = 67,615.48

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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.