Home / 146,243-219,364.53-52,748.74

Finding the Fourth Proportional to 146,243, 219,364.53 and 52,748.74

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Solution

The fourth proportional to 146,243, 219,364.53 and 52,748.74 is: 79,123.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,243 : 219,364.53 = 52,748.74 : x
  2. Step 2: Convert to fraction form
    146,243/219,364.53 = 52,748.74/x
  3. Step 3: Cross multiply
    146,243x = 219,364.53 × 52,748.74
  4. Step 4: Simplify right side
    146,243x = 11,571,202,558.19
  5. Step 5: Solve for x
    x = 11,571,202,558.19/146,243
  6. Step 6: Final answer
    x = 79,123.12

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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.