Home / 155,312.75-232,969.13-50,147.21

Finding the Fourth Proportional to 155,312.75, 232,969.13 and 50,147.21

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Solution

The fourth proportional to 155,312.75, 232,969.13 and 50,147.21 is: 75,220.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,312.75 : 232,969.13 = 50,147.21 : x
  2. Step 2: Convert to fraction form
    155,312.75/232,969.13 = 50,147.21/x
  3. Step 3: Cross multiply
    155,312.75x = 232,969.13 × 50,147.21
  4. Step 4: Simplify right side
    155,312.75x = 11,682,751,885.63
  5. Step 5: Solve for x
    x = 11,682,751,885.63/155,312.75
  6. Step 6: Final answer
    x = 75,220.82

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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.