Home / 251,566.08-377,038.08-126,942.72

Finding the Fourth Proportional to 251,566.08, 377,038.08 and 126,942.72

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Solution

The fourth proportional to 251,566.08, 377,038.08 and 126,942.72 is: 190,257.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,566.08 : 377,038.08 = 126,942.72 : x
  2. Step 2: Convert to fraction form
    251,566.08/377,038.08 = 126,942.72/x
  3. Step 3: Cross multiply
    251,566.08x = 377,038.08 × 126,942.72
  4. Step 4: Simplify right side
    251,566.08x = 47,862,239,418.78
  5. Step 5: Solve for x
    x = 47,862,239,418.78/251,566.08
  6. Step 6: Final answer
    x = 190,257.13

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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.