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Finding the Fourth Proportional to 73,410.78, 101,313.93 and 41,145.24

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Solution

The fourth proportional to 73,410.78, 101,313.93 and 41,145.24 is: 56,784.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,410.78 : 101,313.93 = 41,145.24 : x
  2. Step 2: Convert to fraction form
    73,410.78/101,313.93 = 41,145.24/x
  3. Step 3: Cross multiply
    73,410.78x = 101,313.93 × 41,145.24
  4. Step 4: Simplify right side
    73,410.78x = 4,168,585,965.19
  5. Step 5: Solve for x
    x = 4,168,585,965.19/73,410.78
  6. Step 6: Final answer
    x = 56,784.38

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1.5x scale

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.