Home / 73,946.25-102,038.51-45,274.01

Finding the Fourth Proportional to 73,946.25, 102,038.51 and 45,274.01

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Solution

The fourth proportional to 73,946.25, 102,038.51 and 45,274.01 is: 62,473.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,946.25 : 102,038.51 = 45,274.01 : x
  2. Step 2: Convert to fraction form
    73,946.25/102,038.51 = 45,274.01/x
  3. Step 3: Cross multiply
    73,946.25x = 102,038.51 × 45,274.01
  4. Step 4: Simplify right side
    73,946.25x = 4,619,691,785.56
  5. Step 5: Solve for x
    x = 4,619,691,785.56/73,946.25
  6. Step 6: Final answer
    x = 62,473.65

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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.