Home / 74,636.48-102,996.96-41,101.76

Finding the Fourth Proportional to 74,636.48, 102,996.96 and 41,101.76

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Solution

The fourth proportional to 74,636.48, 102,996.96 and 41,101.76 is: 56,719.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,636.48 : 102,996.96 = 41,101.76 : x
  2. Step 2: Convert to fraction form
    74,636.48/102,996.96 = 41,101.76/x
  3. Step 3: Cross multiply
    74,636.48x = 102,996.96 × 41,101.76
  4. Step 4: Simplify right side
    74,636.48x = 4,233,356,330.65
  5. Step 5: Solve for x
    x = 4,233,356,330.65/74,636.48
  6. Step 6: Final answer
    x = 56,719.67

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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.