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Finding the Fourth Proportional to 73,932.60, 102,015.84 and 41,668.32

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Solution

The fourth proportional to 73,932.60, 102,015.84 and 41,668.32 is: 57,496.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,932.60 : 102,015.84 = 41,668.32 : x
  2. Step 2: Convert to fraction form
    73,932.60/102,015.84 = 41,668.32/x
  3. Step 3: Cross multiply
    73,932.60x = 102,015.84 × 41,668.32
  4. Step 4: Simplify right side
    73,932.60x = 4,250,828,666.19
  5. Step 5: Solve for x
    x = 4,250,828,666.19/73,932.60
  6. Step 6: Final answer
    x = 57,496.00

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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.