Home / 74,256.71-102,465.06-47,414.93

Finding the Fourth Proportional to 74,256.71, 102,465.06 and 47,414.93

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Solution

The fourth proportional to 74,256.71, 102,465.06 and 47,414.93 is: 65,426.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,256.71 : 102,465.06 = 47,414.93 : x
  2. Step 2: Convert to fraction form
    74,256.71/102,465.06 = 47,414.93/x
  3. Step 3: Cross multiply
    74,256.71x = 102,465.06 × 47,414.93
  4. Step 4: Simplify right side
    74,256.71x = 4,858,373,135.02
  5. Step 5: Solve for x
    x = 4,858,373,135.02/74,256.71
  6. Step 6: Final answer
    x = 65,426.73

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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.