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Finding the Fourth Proportional to 160,136.56, 240,238.86 and 47,825.56

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Solution

The fourth proportional to 160,136.56, 240,238.86 and 47,825.56 is: 71,748.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,136.56 : 240,238.86 = 47,825.56 : x
  2. Step 2: Convert to fraction form
    160,136.56/240,238.86 = 47,825.56/x
  3. Step 3: Cross multiply
    160,136.56x = 240,238.86 × 47,825.56
  4. Step 4: Simplify right side
    160,136.56x = 11,489,558,013.26
  5. Step 5: Solve for x
    x = 11,489,558,013.26/160,136.56
  6. Step 6: Final answer
    x = 71,748.50

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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.