Home / 228,565.48-341,458.28-147,946.72

Finding the Fourth Proportional to 228,565.48, 341,458.28 and 147,946.72

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Solution

The fourth proportional to 228,565.48, 341,458.28 and 147,946.72 is: 221,020.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,565.48 : 341,458.28 = 147,946.72 : x
  2. Step 2: Convert to fraction form
    228,565.48/341,458.28 = 147,946.72/x
  3. Step 3: Cross multiply
    228,565.48x = 341,458.28 × 147,946.72
  4. Step 4: Simplify right side
    228,565.48x = 50,517,632,542.84
  5. Step 5: Solve for x
    x = 50,517,632,542.84/228,565.48
  6. Step 6: Final answer
    x = 221,020.39

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.