Home / 255,426.03-352,487.79-148,058.28

Finding the Fourth Proportional to 255,426.03, 352,487.79 and 148,058.28

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Solution

The fourth proportional to 255,426.03, 352,487.79 and 148,058.28 is: 204,320.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,426.03 : 352,487.79 = 148,058.28 : x
  2. Step 2: Convert to fraction form
    255,426.03/352,487.79 = 148,058.28/x
  3. Step 3: Cross multiply
    255,426.03x = 352,487.79 × 148,058.28
  4. Step 4: Simplify right side
    255,426.03x = 52,188,735,908.40
  5. Step 5: Solve for x
    x = 52,188,735,908.40/255,426.03
  6. Step 6: Final answer
    x = 204,320.35

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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.