Home / 74,440.42-102,781.41-45,798.62

Finding the Fourth Proportional to 74,440.42, 102,781.41 and 45,798.62

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Solution

The fourth proportional to 74,440.42, 102,781.41 and 45,798.62 is: 63,235.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,440.42 : 102,781.41 = 45,798.62 : x
  2. Step 2: Convert to fraction form
    74,440.42/102,781.41 = 45,798.62/x
  3. Step 3: Cross multiply
    74,440.42x = 102,781.41 × 45,798.62
  4. Step 4: Simplify right side
    74,440.42x = 4,707,246,054.00
  5. Step 5: Solve for x
    x = 4,707,246,054.00/74,440.42
  6. Step 6: Final answer
    x = 63,235.08

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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.