Home / 266,211.50-367,328.52-157,300.68

Finding the Fourth Proportional to 266,211.50, 367,328.52 and 157,300.68

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Solution

The fourth proportional to 266,211.50, 367,328.52 and 157,300.68 is: 217,049.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,211.50 : 367,328.52 = 157,300.68 : x
  2. Step 2: Convert to fraction form
    266,211.50/367,328.52 = 157,300.68/x
  3. Step 3: Cross multiply
    266,211.50x = 367,328.52 × 157,300.68
  4. Step 4: Simplify right side
    266,211.50x = 57,781,025,979.39
  5. Step 5: Solve for x
    x = 57,781,025,979.39/266,211.50
  6. Step 6: Final answer
    x = 217,049.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.