Home / 147,864.60-221,829.30-48,007.80

Finding the Fourth Proportional to 147,864.60, 221,829.30 and 48,007.80

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Solution

The fourth proportional to 147,864.60, 221,829.30 and 48,007.80 is: 72,022.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,864.60 : 221,829.30 = 48,007.80 : x
  2. Step 2: Convert to fraction form
    147,864.60/221,829.30 = 48,007.80/x
  3. Step 3: Cross multiply
    147,864.60x = 221,829.30 × 48,007.80
  4. Step 4: Simplify right side
    147,864.60x = 10,649,536,668.54
  5. Step 5: Solve for x
    x = 10,649,536,668.54/147,864.60
  6. Step 6: Final answer
    x = 72,022.22

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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.