Home / 170,200.30-254,992.47-122,557.45

Finding the Fourth Proportional to 170,200.30, 254,992.47 and 122,557.45

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Solution

The fourth proportional to 170,200.30, 254,992.47 and 122,557.45 is: 183,614.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,200.30 : 254,992.47 = 122,557.45 : x
  2. Step 2: Convert to fraction form
    170,200.30/254,992.47 = 122,557.45/x
  3. Step 3: Cross multiply
    170,200.30x = 254,992.47 × 122,557.45
  4. Step 4: Simplify right side
    170,200.30x = 31,251,226,892.40
  5. Step 5: Solve for x
    x = 31,251,226,892.40/170,200.30
  6. Step 6: Final answer
    x = 183,614.41

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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.