Home / 162,812.68-224,675.38-91,189.16

Finding the Fourth Proportional to 162,812.68, 224,675.38 and 91,189.16

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Solution

The fourth proportional to 162,812.68, 224,675.38 and 91,189.16 is: 125,837.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,812.68 : 224,675.38 = 91,189.16 : x
  2. Step 2: Convert to fraction form
    162,812.68/224,675.38 = 91,189.16/x
  3. Step 3: Cross multiply
    162,812.68x = 224,675.38 × 91,189.16
  4. Step 4: Simplify right side
    162,812.68x = 20,487,959,174.88
  5. Step 5: Solve for x
    x = 20,487,959,174.88/162,812.68
  6. Step 6: Final answer
    x = 125,837.61

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1.5x scale

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.