Home / 255,032.89-382,549.97-121,882.86

Finding the Fourth Proportional to 255,032.89, 382,549.97 and 121,882.86

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Solution

The fourth proportional to 255,032.89, 382,549.97 and 121,882.86 is: 182,824.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,032.89 : 382,549.97 = 121,882.86 : x
  2. Step 2: Convert to fraction form
    255,032.89/382,549.97 = 121,882.86/x
  3. Step 3: Cross multiply
    255,032.89x = 382,549.97 × 121,882.86
  4. Step 4: Simplify right side
    255,032.89x = 46,626,284,741.22
  5. Step 5: Solve for x
    x = 46,626,284,741.22/255,032.89
  6. Step 6: Final answer
    x = 182,824.60

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1.5x scale

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.