Home / 74,946.15-103,425.69-41,412.15

Finding the Fourth Proportional to 74,946.15, 103,425.69 and 41,412.15

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Solution

The fourth proportional to 74,946.15, 103,425.69 and 41,412.15 is: 57,148.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,946.15 : 103,425.69 = 41,412.15 : x
  2. Step 2: Convert to fraction form
    74,946.15/103,425.69 = 41,412.15/x
  3. Step 3: Cross multiply
    74,946.15x = 103,425.69 × 41,412.15
  4. Step 4: Simplify right side
    74,946.15x = 4,283,080,188.13
  5. Step 5: Solve for x
    x = 4,283,080,188.13/74,946.15
  6. Step 6: Final answer
    x = 57,148.77

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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.