Home / 238,964.77-358,448.16-96,812.80

Finding the Fourth Proportional to 238,964.77, 358,448.16 and 96,812.80

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Solution

The fourth proportional to 238,964.77, 358,448.16 and 96,812.80 is: 145,219.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,964.77 : 358,448.16 = 96,812.80 : x
  2. Step 2: Convert to fraction form
    238,964.77/358,448.16 = 96,812.80/x
  3. Step 3: Cross multiply
    238,964.77x = 358,448.16 × 96,812.80
  4. Step 4: Simplify right side
    238,964.77x = 34,702,370,024.45
  5. Step 5: Solve for x
    x = 34,702,370,024.45/238,964.77
  6. Step 6: Final answer
    x = 145,219.61

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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.