Home / 103,950.12-155,941.48-33,813

Finding the Fourth Proportional to 103,950.12, 155,941.48 and 33,813

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Solution

The fourth proportional to 103,950.12, 155,941.48 and 33,813 is: 50,724.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,950.12 : 155,941.48 = 33,813 : x
  2. Step 2: Convert to fraction form
    103,950.12/155,941.48 = 33,813/x
  3. Step 3: Cross multiply
    103,950.12x = 155,941.48 × 33,813
  4. Step 4: Simplify right side
    103,950.12x = 5,272,849,263.24
  5. Step 5: Solve for x
    x = 5,272,849,263.24/103,950.12
  6. Step 6: Final answer
    x = 50,724.80

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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.