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Finding the Fourth Proportional to 160,109.68, 240,169.38 and 54,927.12

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Solution

The fourth proportional to 160,109.68, 240,169.38 and 54,927.12 is: 82,392.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,109.68 : 240,169.38 = 54,927.12 : x
  2. Step 2: Convert to fraction form
    160,109.68/240,169.38 = 54,927.12/x
  3. Step 3: Cross multiply
    160,109.68x = 240,169.38 × 54,927.12
  4. Step 4: Simplify right side
    160,109.68x = 13,191,812,355.59
  5. Step 5: Solve for x
    x = 13,191,812,355.59/160,109.68
  6. Step 6: Final answer
    x = 82,392.35

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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.