Home / 219,300.85-328,222.28-159,158.35

Finding the Fourth Proportional to 219,300.85, 328,222.28 and 159,158.35

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Solution

The fourth proportional to 219,300.85, 328,222.28 and 159,158.35 is: 238,208.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,300.85 : 328,222.28 = 159,158.35 : x
  2. Step 2: Convert to fraction form
    219,300.85/328,222.28 = 159,158.35/x
  3. Step 3: Cross multiply
    219,300.85x = 328,222.28 × 159,158.35
  4. Step 4: Simplify right side
    219,300.85x = 52,239,315,722.25
  5. Step 5: Solve for x
    x = 52,239,315,722.25/219,300.85
  6. Step 6: Final answer
    x = 238,208.45

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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.