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Finding the Fourth Proportional to 160,622.40, 240,933.60 and 144,033.60

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Solution

The fourth proportional to 160,622.40, 240,933.60 and 144,033.60 is: 216,050.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,622.40 : 240,933.60 = 144,033.60 : x
  2. Step 2: Convert to fraction form
    160,622.40/240,933.60 = 144,033.60/x
  3. Step 3: Cross multiply
    160,622.40x = 240,933.60 × 144,033.60
  4. Step 4: Simplify right side
    160,622.40x = 34,702,533,768.96
  5. Step 5: Solve for x
    x = 34,702,533,768.96/160,622.40
  6. Step 6: Final answer
    x = 216,050.40

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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.