Home / 256,750.04-354,195.68-166,135.16

Finding the Fourth Proportional to 256,750.04, 354,195.68 and 166,135.16

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Solution

The fourth proportional to 256,750.04, 354,195.68 and 166,135.16 is: 229,189.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,750.04 : 354,195.68 = 166,135.16 : x
  2. Step 2: Convert to fraction form
    256,750.04/354,195.68 = 166,135.16/x
  3. Step 3: Cross multiply
    256,750.04x = 354,195.68 × 166,135.16
  4. Step 4: Simplify right side
    256,750.04x = 58,844,355,968.11
  5. Step 5: Solve for x
    x = 58,844,355,968.11/256,750.04
  6. Step 6: Final answer
    x = 229,189.28

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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.