Home / 255,436.04-352,501.60-148,068.28

Finding the Fourth Proportional to 255,436.04, 352,501.60 and 148,068.28

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Solution

The fourth proportional to 255,436.04, 352,501.60 and 148,068.28 is: 204,334.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,436.04 : 352,501.60 = 148,068.28 : x
  2. Step 2: Convert to fraction form
    255,436.04/352,501.60 = 148,068.28/x
  3. Step 3: Cross multiply
    255,436.04x = 352,501.60 × 148,068.28
  4. Step 4: Simplify right side
    255,436.04x = 52,194,305,609.25
  5. Step 5: Solve for x
    x = 52,194,305,609.25/255,436.04
  6. Step 6: Final answer
    x = 204,334.15

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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.