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Finding the Fourth Proportional to 202,373.74, 303,532.08 and 127,264.90

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Solution

The fourth proportional to 202,373.74, 303,532.08 and 127,264.90 is: 190,879.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,373.74 : 303,532.08 = 127,264.90 : x
  2. Step 2: Convert to fraction form
    202,373.74/303,532.08 = 127,264.90/x
  3. Step 3: Cross multiply
    202,373.74x = 303,532.08 × 127,264.90
  4. Step 4: Simplify right side
    202,373.74x = 38,628,979,807.99
  5. Step 5: Solve for x
    x = 38,628,979,807.99/202,373.74
  6. Step 6: Final answer
    x = 190,879.41

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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.