Home / 255,444.07-383,189.19-97,673.89

Finding the Fourth Proportional to 255,444.07, 383,189.19 and 97,673.89

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Solution

The fourth proportional to 255,444.07, 383,189.19 and 97,673.89 is: 146,519.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,444.07 : 383,189.19 = 97,673.89 : x
  2. Step 2: Convert to fraction form
    255,444.07/383,189.19 = 97,673.89/x
  3. Step 3: Cross multiply
    255,444.07x = 383,189.19 × 97,673.89
  4. Step 4: Simplify right side
    255,444.07x = 37,427,578,793.25
  5. Step 5: Solve for x
    x = 37,427,578,793.25/255,444.07
  6. Step 6: Final answer
    x = 146,519.66

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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.