Home / 258,968.68-357,383.46-145,795.48

Finding the Fourth Proportional to 258,968.68, 357,383.46 and 145,795.48

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Solution

The fourth proportional to 258,968.68, 357,383.46 and 145,795.48 is: 201,201.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,968.68 : 357,383.46 = 145,795.48 : x
  2. Step 2: Convert to fraction form
    258,968.68/357,383.46 = 145,795.48/x
  3. Step 3: Cross multiply
    258,968.68x = 357,383.46 × 145,795.48
  4. Step 4: Simplify right side
    258,968.68x = 52,104,893,094.76
  5. Step 5: Solve for x
    x = 52,104,893,094.76/258,968.68
  6. Step 6: Final answer
    x = 201,201.52

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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.