Home / 264,019.48-396,022.68-77,032.60

Finding the Fourth Proportional to 264,019.48, 396,022.68 and 77,032.60

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Solution

The fourth proportional to 264,019.48, 396,022.68 and 77,032.60 is: 115,546.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,019.48 : 396,022.68 = 77,032.60 : x
  2. Step 2: Convert to fraction form
    264,019.48/396,022.68 = 77,032.60/x
  3. Step 3: Cross multiply
    264,019.48x = 396,022.68 × 77,032.60
  4. Step 4: Simplify right side
    264,019.48x = 30,506,656,699.37
  5. Step 5: Solve for x
    x = 30,506,656,699.37/264,019.48
  6. Step 6: Final answer
    x = 115,546.99

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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.