Home / 75,034.21-112,501.32-41,316.11

Finding the Fourth Proportional to 75,034.21, 112,501.32 and 41,316.11

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Solution

The fourth proportional to 75,034.21, 112,501.32 and 41,316.11 is: 61,946.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,034.21 : 112,501.32 = 41,316.11 : x
  2. Step 2: Convert to fraction form
    75,034.21/112,501.32 = 41,316.11/x
  3. Step 3: Cross multiply
    75,034.21x = 112,501.32 × 41,316.11
  4. Step 4: Simplify right side
    75,034.21x = 4,648,116,912.27
  5. Step 5: Solve for x
    x = 4,648,116,912.27/75,034.21
  6. Step 6: Final answer
    x = 61,946.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.