Home / 122,044.90-183,176.70-105,423.70

Finding the Fourth Proportional to 122,044.90, 183,176.70 and 105,423.70

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Solution

The fourth proportional to 122,044.90, 183,176.70 and 105,423.70 is: 158,230.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,044.90 : 183,176.70 = 105,423.70 : x
  2. Step 2: Convert to fraction form
    122,044.90/183,176.70 = 105,423.70/x
  3. Step 3: Cross multiply
    122,044.90x = 183,176.70 × 105,423.70
  4. Step 4: Simplify right side
    122,044.90x = 19,311,165,467.79
  5. Step 5: Solve for x
    x = 19,311,165,467.79/122,044.90
  6. Step 6: Final answer
    x = 158,230.01

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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.