Home / 358,938.56-538,273.77-119,008.46

Finding the Fourth Proportional to 358,938.56, 538,273.77 and 119,008.46

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Solution

The fourth proportional to 358,938.56, 538,273.77 and 119,008.46 is: 178,468.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,938.56 : 538,273.77 = 119,008.46 : x
  2. Step 2: Convert to fraction form
    358,938.56/538,273.77 = 119,008.46/x
  3. Step 3: Cross multiply
    358,938.56x = 538,273.77 × 119,008.46
  4. Step 4: Simplify right side
    358,938.56x = 64,059,132,426.09
  5. Step 5: Solve for x
    x = 64,059,132,426.09/358,938.56
  6. Step 6: Final answer
    x = 178,468.24

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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.