Home / 162,817.17-224,691.75-91,195.35

Finding the Fourth Proportional to 162,817.17, 224,691.75 and 91,195.35

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Solution

The fourth proportional to 162,817.17, 224,691.75 and 91,195.35 is: 125,851.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,817.17 : 224,691.75 = 91,195.35 : x
  2. Step 2: Convert to fraction form
    162,817.17/224,691.75 = 91,195.35/x
  3. Step 3: Cross multiply
    162,817.17x = 224,691.75 × 91,195.35
  4. Step 4: Simplify right side
    162,817.17x = 20,490,842,783.36
  5. Step 5: Solve for x
    x = 20,490,842,783.36/162,817.17
  6. Step 6: Final answer
    x = 125,851.85

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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.