Home / 202,023.12-303,032.67-77,364.12

Finding the Fourth Proportional to 202,023.12, 303,032.67 and 77,364.12

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Solution

The fourth proportional to 202,023.12, 303,032.67 and 77,364.12 is: 116,045.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,023.12 : 303,032.67 = 77,364.12 : x
  2. Step 2: Convert to fraction form
    202,023.12/303,032.67 = 77,364.12/x
  3. Step 3: Cross multiply
    202,023.12x = 303,032.67 × 77,364.12
  4. Step 4: Simplify right side
    202,023.12x = 23,443,855,845.80
  5. Step 5: Solve for x
    x = 23,443,855,845.80/202,023.12
  6. Step 6: Final answer
    x = 116,045.41

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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.