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Finding the Fourth Proportional to 74,566.83, 102,900.20 and 41,032.83

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Solution

The fourth proportional to 74,566.83, 102,900.20 and 41,032.83 is: 56,624.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,566.83 : 102,900.20 = 41,032.83 : x
  2. Step 2: Convert to fraction form
    74,566.83/102,900.20 = 41,032.83/x
  3. Step 3: Cross multiply
    74,566.83x = 102,900.20 × 41,032.83
  4. Step 4: Simplify right side
    74,566.83x = 4,222,286,208.40
  5. Step 5: Solve for x
    x = 4,222,286,208.40/74,566.83
  6. Step 6: Final answer
    x = 56,624.19

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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.