Home / 219,941.28-330,106.32-144,851.04

Finding the Fourth Proportional to 219,941.28, 330,106.32 and 144,851.04

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Solution

The fourth proportional to 219,941.28, 330,106.32 and 144,851.04 is: 217,404.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,941.28 : 330,106.32 = 144,851.04 : x
  2. Step 2: Convert to fraction form
    219,941.28/330,106.32 = 144,851.04/x
  3. Step 3: Cross multiply
    219,941.28x = 330,106.32 × 144,851.04
  4. Step 4: Simplify right side
    219,941.28x = 47,816,243,762.57
  5. Step 5: Solve for x
    x = 47,816,243,762.57/219,941.28
  6. Step 6: Final answer
    x = 217,404.59

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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.