Home / 134,237.56-185,230.01-83,231.69

Finding the Fourth Proportional to 134,237.56, 185,230.01 and 83,231.69

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Solution

The fourth proportional to 134,237.56, 185,230.01 and 83,231.69 is: 114,848.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,237.56 : 185,230.01 = 83,231.69 : x
  2. Step 2: Convert to fraction form
    134,237.56/185,230.01 = 83,231.69/x
  3. Step 3: Cross multiply
    134,237.56x = 185,230.01 × 83,231.69
  4. Step 4: Simplify right side
    134,237.56x = 15,417,005,584.77
  5. Step 5: Solve for x
    x = 15,417,005,584.77/134,237.56
  6. Step 6: Final answer
    x = 114,848.67

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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.