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Finding the Fourth Proportional to 240,153.60, 360,230.40 and 133,865.40

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Solution

The fourth proportional to 240,153.60, 360,230.40 and 133,865.40 is: 200,798.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,153.60 : 360,230.40 = 133,865.40 : x
  2. Step 2: Convert to fraction form
    240,153.60/360,230.40 = 133,865.40/x
  3. Step 3: Cross multiply
    240,153.60x = 360,230.40 × 133,865.40
  4. Step 4: Simplify right side
    240,153.60x = 48,222,386,588.16
  5. Step 5: Solve for x
    x = 48,222,386,588.16/240,153.60
  6. Step 6: Final answer
    x = 200,798.10

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