Home / 260,844.12-359,942.40-151,931.52

Finding the Fourth Proportional to 260,844.12, 359,942.40 and 151,931.52

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Solution

The fourth proportional to 260,844.12, 359,942.40 and 151,931.52 is: 209,652.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,844.12 : 359,942.40 = 151,931.52 : x
  2. Step 2: Convert to fraction form
    260,844.12/359,942.40 = 151,931.52/x
  3. Step 3: Cross multiply
    260,844.12x = 359,942.40 × 151,931.52
  4. Step 4: Simplify right side
    260,844.12x = 54,686,595,944.45
  5. Step 5: Solve for x
    x = 54,686,595,944.45/260,844.12
  6. Step 6: Final answer
    x = 209,652.40

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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.