Home / 73,974.93-102,056.71-47,112.63

Finding the Fourth Proportional to 73,974.93, 102,056.71 and 47,112.63

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Solution

The fourth proportional to 73,974.93, 102,056.71 and 47,112.63 is: 64,997.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,974.93 : 102,056.71 = 47,112.63 : x
  2. Step 2: Convert to fraction form
    73,974.93/102,056.71 = 47,112.63/x
  3. Step 3: Cross multiply
    73,974.93x = 102,056.71 × 47,112.63
  4. Step 4: Simplify right side
    73,974.93x = 4,808,160,017.25
  5. Step 5: Solve for x
    x = 4,808,160,017.25/73,974.93
  6. Step 6: Final answer
    x = 64,997.16

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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.