Home / 219,311.79-328,901.46-114,073.35

Finding the Fourth Proportional to 219,311.79, 328,901.46 and 114,073.35

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Solution

The fourth proportional to 219,311.79, 328,901.46 and 114,073.35 is: 171,075.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,311.79 : 328,901.46 = 114,073.35 : x
  2. Step 2: Convert to fraction form
    219,311.79/328,901.46 = 114,073.35/x
  3. Step 3: Cross multiply
    219,311.79x = 328,901.46 × 114,073.35
  4. Step 4: Simplify right side
    219,311.79x = 37,518,891,362.09
  5. Step 5: Solve for x
    x = 37,518,891,362.09/219,311.79
  6. Step 6: Final answer
    x = 171,075.58

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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.