Home / 264,128.41-364,495.05-143,269.39

Finding the Fourth Proportional to 264,128.41, 364,495.05 and 143,269.39

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Solution

The fourth proportional to 264,128.41, 364,495.05 and 143,269.39 is: 197,710.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,128.41 : 364,495.05 = 143,269.39 : x
  2. Step 2: Convert to fraction form
    264,128.41/364,495.05 = 143,269.39/x
  3. Step 3: Cross multiply
    264,128.41x = 364,495.05 × 143,269.39
  4. Step 4: Simplify right side
    264,128.41x = 52,220,983,471.52
  5. Step 5: Solve for x
    x = 52,220,983,471.52/264,128.41
  6. Step 6: Final answer
    x = 197,710.59

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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.