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Finding the Fourth Proportional to 202,247.60, 303,371.40 and 187,041.20

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Solution

The fourth proportional to 202,247.60, 303,371.40 and 187,041.20 is: 280,561.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,247.60 : 303,371.40 = 187,041.20 : x
  2. Step 2: Convert to fraction form
    202,247.60/303,371.40 = 187,041.20/x
  3. Step 3: Cross multiply
    202,247.60x = 303,371.40 × 187,041.20
  4. Step 4: Simplify right side
    202,247.60x = 56,742,950,701.68
  5. Step 5: Solve for x
    x = 56,742,950,701.68/202,247.60
  6. Step 6: Final answer
    x = 280,561.80

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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.