Home / 119,250-178,959.24-56,925.36

Finding the Fourth Proportional to 119,250, 178,959.24 and 56,925.36

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Solution

The fourth proportional to 119,250, 178,959.24 and 56,925.36 is: 85,428.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,250 : 178,959.24 = 56,925.36 : x
  2. Step 2: Convert to fraction form
    119,250/178,959.24 = 56,925.36/x
  3. Step 3: Cross multiply
    119,250x = 178,959.24 × 56,925.36
  4. Step 4: Simplify right side
    119,250x = 10,187,319,162.33
  5. Step 5: Solve for x
    x = 10,187,319,162.33/119,250
  6. Step 6: Final answer
    x = 85,428.25

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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.