Home / 254,688.60-382,205.70-165,725.40

Finding the Fourth Proportional to 254,688.60, 382,205.70 and 165,725.40

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Solution

The fourth proportional to 254,688.60, 382,205.70 and 165,725.40 is: 248,700.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,688.60 : 382,205.70 = 165,725.40 : x
  2. Step 2: Convert to fraction form
    254,688.60/382,205.70 = 165,725.40/x
  3. Step 3: Cross multiply
    254,688.60x = 382,205.70 × 165,725.40
  4. Step 4: Simplify right side
    254,688.60x = 63,341,192,514.78
  5. Step 5: Solve for x
    x = 63,341,192,514.78/254,688.60
  6. Step 6: Final answer
    x = 248,700.54

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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.