Home / 270,281.32-373,025.31-155,557.64

Finding the Fourth Proportional to 270,281.32, 373,025.31 and 155,557.64

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Solution

The fourth proportional to 270,281.32, 373,025.31 and 155,557.64 is: 214,690.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,281.32 : 373,025.31 = 155,557.64 : x
  2. Step 2: Convert to fraction form
    270,281.32/373,025.31 = 155,557.64/x
  3. Step 3: Cross multiply
    270,281.32x = 373,025.31 × 155,557.64
  4. Step 4: Simplify right side
    270,281.32x = 58,026,936,883.87
  5. Step 5: Solve for x
    x = 58,026,936,883.87/270,281.32
  6. Step 6: Final answer
    x = 214,690.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.