Home / 162,835.56-224,710.61-91,218.15

Finding the Fourth Proportional to 162,835.56, 224,710.61 and 91,218.15

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Solution

The fourth proportional to 162,835.56, 224,710.61 and 91,218.15 is: 125,879.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,835.56 : 224,710.61 = 91,218.15 : x
  2. Step 2: Convert to fraction form
    162,835.56/224,710.61 = 91,218.15/x
  3. Step 3: Cross multiply
    162,835.56x = 224,710.61 × 91,218.15
  4. Step 4: Simplify right side
    162,835.56x = 20,497,684,549.93
  5. Step 5: Solve for x
    x = 20,497,684,549.93/162,835.56
  6. Step 6: Final answer
    x = 125,879.66

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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.