Home / 133,314.84-183,974.58-72,884.52

Finding the Fourth Proportional to 133,314.84, 183,974.58 and 72,884.52

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Solution

The fourth proportional to 133,314.84, 183,974.58 and 72,884.52 is: 100,580.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,314.84 : 183,974.58 = 72,884.52 : x
  2. Step 2: Convert to fraction form
    133,314.84/183,974.58 = 72,884.52/x
  3. Step 3: Cross multiply
    133,314.84x = 183,974.58 × 72,884.52
  4. Step 4: Simplify right side
    133,314.84x = 13,408,898,955.50
  5. Step 5: Solve for x
    x = 13,408,898,955.50/133,314.84
  6. Step 6: Final answer
    x = 100,580.69

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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.