Home / 133,974.69-184,880.28-75,830.18

Finding the Fourth Proportional to 133,974.69, 184,880.28 and 75,830.18

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Solution

The fourth proportional to 133,974.69, 184,880.28 and 75,830.18 is: 104,642.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,974.69 : 184,880.28 = 75,830.18 : x
  2. Step 2: Convert to fraction form
    133,974.69/184,880.28 = 75,830.18/x
  3. Step 3: Cross multiply
    133,974.69x = 184,880.28 × 75,830.18
  4. Step 4: Simplify right side
    133,974.69x = 14,019,503,986.45
  5. Step 5: Solve for x
    x = 14,019,503,986.45/133,974.69
  6. Step 6: Final answer
    x = 104,642.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.