Home / 255,810.90-383,497.53-98,152.50

Finding the Fourth Proportional to 255,810.90, 383,497.53 and 98,152.50

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Solution

The fourth proportional to 255,810.90, 383,497.53 and 98,152.50 is: 147,144.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,810.90 : 383,497.53 = 98,152.50 : x
  2. Step 2: Convert to fraction form
    255,810.90/383,497.53 = 98,152.50/x
  3. Step 3: Cross multiply
    255,810.90x = 383,497.53 × 98,152.50
  4. Step 4: Simplify right side
    255,810.90x = 37,641,241,313.33
  5. Step 5: Solve for x
    x = 37,641,241,313.33/255,810.90
  6. Step 6: Final answer
    x = 147,144.79

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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.