Home / 255,084.40-382,189.20-166,292.20

Finding the Fourth Proportional to 255,084.40, 382,189.20 and 166,292.20

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Solution

The fourth proportional to 255,084.40, 382,189.20 and 166,292.20 is: 249,153.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,084.40 : 382,189.20 = 166,292.20 : x
  2. Step 2: Convert to fraction form
    255,084.40/382,189.20 = 166,292.20/x
  3. Step 3: Cross multiply
    255,084.40x = 382,189.20 × 166,292.20
  4. Step 4: Simplify right side
    255,084.40x = 63,555,082,884.24
  5. Step 5: Solve for x
    x = 63,555,082,884.24/255,084.40
  6. Step 6: Final answer
    x = 249,153.15

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1.5x scale

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.