Home / 75,316.12-103,937.64-41,326.36

Finding the Fourth Proportional to 75,316.12, 103,937.64 and 41,326.36

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Solution

The fourth proportional to 75,316.12, 103,937.64 and 41,326.36 is: 57,031.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,316.12 : 103,937.64 = 41,326.36 : x
  2. Step 2: Convert to fraction form
    75,316.12/103,937.64 = 41,326.36/x
  3. Step 3: Cross multiply
    75,316.12x = 103,937.64 × 41,326.36
  4. Step 4: Simplify right side
    75,316.12x = 4,295,364,328.19
  5. Step 5: Solve for x
    x = 4,295,364,328.19/75,316.12
  6. Step 6: Final answer
    x = 57,031.14

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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.