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Finding the Fourth Proportional to 73,410, 101,312.91 and 41,150.10

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Solution

The fourth proportional to 73,410, 101,312.91 and 41,150.10 is: 56,791.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,410 : 101,312.91 = 41,150.10 : x
  2. Step 2: Convert to fraction form
    73,410/101,312.91 = 41,150.10/x
  3. Step 3: Cross multiply
    73,410x = 101,312.91 × 41,150.10
  4. Step 4: Simplify right side
    73,410x = 4,169,036,377.79
  5. Step 5: Solve for x
    x = 4,169,036,377.79/73,410
  6. Step 6: Final answer
    x = 56,791.12

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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.