Home / 238,904.76-358,297.38-70,391.64

Finding the Fourth Proportional to 238,904.76, 358,297.38 and 70,391.64

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Solution

The fourth proportional to 238,904.76, 358,297.38 and 70,391.64 is: 105,569.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,904.76 : 358,297.38 = 70,391.64 : x
  2. Step 2: Convert to fraction form
    238,904.76/358,297.38 = 70,391.64/x
  3. Step 3: Cross multiply
    238,904.76x = 358,297.38 × 70,391.64
  4. Step 4: Simplify right side
    238,904.76x = 25,221,140,185.90
  5. Step 5: Solve for x
    x = 25,221,140,185.90/238,904.76
  6. Step 6: Final answer
    x = 105,569.85

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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.