Home / 188,423.08-260,011.62-107,851.24

Finding the Fourth Proportional to 188,423.08, 260,011.62 and 107,851.24

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Solution

The fourth proportional to 188,423.08, 260,011.62 and 107,851.24 is: 148,827.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,423.08 : 260,011.62 = 107,851.24 : x
  2. Step 2: Convert to fraction form
    188,423.08/260,011.62 = 107,851.24/x
  3. Step 3: Cross multiply
    188,423.08x = 260,011.62 × 107,851.24
  4. Step 4: Simplify right side
    188,423.08x = 28,042,575,631.41
  5. Step 5: Solve for x
    x = 28,042,575,631.41/188,423.08
  6. Step 6: Final answer
    x = 148,827.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.