Home / 264,010.48-396,009.18-77,023.60

Finding the Fourth Proportional to 264,010.48, 396,009.18 and 77,023.60

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Solution

The fourth proportional to 264,010.48, 396,009.18 and 77,023.60 is: 115,533.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,010.48 : 396,009.18 = 77,023.60 : x
  2. Step 2: Convert to fraction form
    264,010.48/396,009.18 = 77,023.60/x
  3. Step 3: Cross multiply
    264,010.48x = 396,009.18 × 77,023.60
  4. Step 4: Simplify right side
    264,010.48x = 30,502,052,676.65
  5. Step 5: Solve for x
    x = 30,502,052,676.65/264,010.48
  6. Step 6: Final answer
    x = 115,533.49

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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.