Home / 176,136.81-264,221.28-49,778.88

Finding the Fourth Proportional to 176,136.81, 264,221.28 and 49,778.88

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Solution

The fourth proportional to 176,136.81, 264,221.28 and 49,778.88 is: 74,672.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,136.81 : 264,221.28 = 49,778.88 : x
  2. Step 2: Convert to fraction form
    176,136.81/264,221.28 = 49,778.88/x
  3. Step 3: Cross multiply
    176,136.81x = 264,221.28 × 49,778.88
  4. Step 4: Simplify right side
    176,136.81x = 13,152,639,390.57
  5. Step 5: Solve for x
    x = 13,152,639,390.57/176,136.81
  6. Step 6: Final answer
    x = 74,672.86

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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.