Home / 219,627.24-328,818.24-144,521.52

Finding the Fourth Proportional to 219,627.24, 328,818.24 and 144,521.52

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Solution

The fourth proportional to 219,627.24, 328,818.24 and 144,521.52 is: 216,372.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,627.24 : 328,818.24 = 144,521.52 : x
  2. Step 2: Convert to fraction form
    219,627.24/328,818.24 = 144,521.52/x
  3. Step 3: Cross multiply
    219,627.24x = 328,818.24 × 144,521.52
  4. Step 4: Simplify right side
    219,627.24x = 47,521,311,848.52
  5. Step 5: Solve for x
    x = 47,521,311,848.52/219,627.24
  6. Step 6: Final answer
    x = 216,372.58

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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.