Home / 134,502.18-185,635.20-102,610.86

Finding the Fourth Proportional to 134,502.18, 185,635.20 and 102,610.86

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Solution

The fourth proportional to 134,502.18, 185,635.20 and 102,610.86 is: 141,619.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,502.18 : 185,635.20 = 102,610.86 : x
  2. Step 2: Convert to fraction form
    134,502.18/185,635.20 = 102,610.86/x
  3. Step 3: Cross multiply
    134,502.18x = 185,635.20 × 102,610.86
  4. Step 4: Simplify right side
    134,502.18x = 19,048,187,518.27
  5. Step 5: Solve for x
    x = 19,048,187,518.27/134,502.18
  6. Step 6: Final answer
    x = 141,619.92

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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.