Home / 255,389.71-352,437.79-148,022.02

Finding the Fourth Proportional to 255,389.71, 352,437.79 and 148,022.02

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Solution

The fourth proportional to 255,389.71, 352,437.79 and 148,022.02 is: 204,270.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,389.71 : 352,437.79 = 148,022.02 : x
  2. Step 2: Convert to fraction form
    255,389.71/352,437.79 = 148,022.02/x
  3. Step 3: Cross multiply
    255,389.71x = 352,437.79 × 148,022.02
  4. Step 4: Simplify right side
    255,389.71x = 52,168,551,837.95
  5. Step 5: Solve for x
    x = 52,168,551,837.95/255,389.71
  6. Step 6: Final answer
    x = 204,270.38

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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.