Home / 62,112.74-85,741.34-47,009.61

Finding the Fourth Proportional to 62,112.74, 85,741.34 and 47,009.61

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Solution

The fourth proportional to 62,112.74, 85,741.34 and 47,009.61 is: 64,892.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,112.74 : 85,741.34 = 47,009.61 : x
  2. Step 2: Convert to fraction form
    62,112.74/85,741.34 = 47,009.61/x
  3. Step 3: Cross multiply
    62,112.74x = 85,741.34 × 47,009.61
  4. Step 4: Simplify right side
    62,112.74x = 4,030,666,719.23
  5. Step 5: Solve for x
    x = 4,030,666,719.23/62,112.74
  6. Step 6: Final answer
    x = 64,892.76

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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.