Home / 84,814.56-117,030.45-49,009.32

Finding the Fourth Proportional to 84,814.56, 117,030.45 and 49,009.32

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Solution

The fourth proportional to 84,814.56, 117,030.45 and 49,009.32 is: 67,624.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,814.56 : 117,030.45 = 49,009.32 : x
  2. Step 2: Convert to fraction form
    84,814.56/117,030.45 = 49,009.32/x
  3. Step 3: Cross multiply
    84,814.56x = 117,030.45 × 49,009.32
  4. Step 4: Simplify right side
    84,814.56x = 5,735,582,773.79
  5. Step 5: Solve for x
    x = 5,735,582,773.79/84,814.56
  6. Step 6: Final answer
    x = 67,624.98

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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.