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Finding the Fourth Proportional to 160,280.70, 240,409.68 and 55,097.34

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Solution

The fourth proportional to 160,280.70, 240,409.68 and 55,097.34 is: 82,642.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,280.70 : 240,409.68 = 55,097.34 : x
  2. Step 2: Convert to fraction form
    160,280.70/240,409.68 = 55,097.34/x
  3. Step 3: Cross multiply
    160,280.70x = 240,409.68 × 55,097.34
  4. Step 4: Simplify right side
    160,280.70x = 13,245,933,878.25
  5. Step 5: Solve for x
    x = 13,245,933,878.25/160,280.70
  6. Step 6: Final answer
    x = 82,642.10

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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.