Home / 255,585.03-352,708.71-146,680.68

Finding the Fourth Proportional to 255,585.03, 352,708.71 and 146,680.68

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Solution

The fourth proportional to 255,585.03, 352,708.71 and 146,680.68 is: 202,420.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,585.03 : 352,708.71 = 146,680.68 : x
  2. Step 2: Convert to fraction form
    255,585.03/352,708.71 = 146,680.68/x
  3. Step 3: Cross multiply
    255,585.03x = 352,708.71 × 146,680.68
  4. Step 4: Simplify right side
    255,585.03x = 51,735,555,022.41
  5. Step 5: Solve for x
    x = 51,735,555,022.41/255,585.03
  6. Step 6: Final answer
    x = 202,420.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.