Home / 98,262.19-135,585.25-55,236

Finding the Fourth Proportional to 98,262.19, 135,585.25 and 55,236

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Solution

The fourth proportional to 98,262.19, 135,585.25 and 55,236 is: 76,216.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,262.19 : 135,585.25 = 55,236 : x
  2. Step 2: Convert to fraction form
    98,262.19/135,585.25 = 55,236/x
  3. Step 3: Cross multiply
    98,262.19x = 135,585.25 × 55,236
  4. Step 4: Simplify right side
    98,262.19x = 7,489,186,869
  5. Step 5: Solve for x
    x = 7,489,186,869/98,262.19
  6. Step 6: Final answer
    x = 76,216.36

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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.