Home / 255,865.68-353,090.34-141,155.46

Finding the Fourth Proportional to 255,865.68, 353,090.34 and 141,155.46

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Solution

The fourth proportional to 255,865.68, 353,090.34 and 141,155.46 is: 194,792.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,865.68 : 353,090.34 = 141,155.46 : x
  2. Step 2: Convert to fraction form
    255,865.68/353,090.34 = 141,155.46/x
  3. Step 3: Cross multiply
    255,865.68x = 353,090.34 × 141,155.46
  4. Step 4: Simplify right side
    255,865.68x = 49,840,629,364.26
  5. Step 5: Solve for x
    x = 49,840,629,364.26/255,865.68
  6. Step 6: Final answer
    x = 194,792.16

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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.