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Finding the Fourth Proportional to 162,857.80, 244,430.70 and 96,214.60

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Solution

The fourth proportional to 162,857.80, 244,430.70 and 96,214.60 is: 144,406.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,857.80 : 244,430.70 = 96,214.60 : x
  2. Step 2: Convert to fraction form
    162,857.80/244,430.70 = 96,214.60/x
  3. Step 3: Cross multiply
    162,857.80x = 244,430.70 × 96,214.60
  4. Step 4: Simplify right side
    162,857.80x = 23,517,802,028.22
  5. Step 5: Solve for x
    x = 23,517,802,028.22/162,857.80
  6. Step 6: Final answer
    x = 144,406.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.