Home / 255,829.59-383,799.87-98,058.20

Finding the Fourth Proportional to 255,829.59, 383,799.87 and 98,058.20

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Solution

The fourth proportional to 255,829.59, 383,799.87 and 98,058.20 is: 147,108.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,829.59 : 383,799.87 = 98,058.20 : x
  2. Step 2: Convert to fraction form
    255,829.59/383,799.87 = 98,058.20/x
  3. Step 3: Cross multiply
    255,829.59x = 383,799.87 × 98,058.20
  4. Step 4: Simplify right side
    255,829.59x = 37,634,722,493.43
  5. Step 5: Solve for x
    x = 37,634,722,493.43/255,829.59
  6. Step 6: Final answer
    x = 147,108.56

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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.