Home / 250,267.44-345,374.65-142,835.32

Finding the Fourth Proportional to 250,267.44, 345,374.65 and 142,835.32

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Solution

The fourth proportional to 250,267.44, 345,374.65 and 142,835.32 is: 197,115.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,267.44 : 345,374.65 = 142,835.32 : x
  2. Step 2: Convert to fraction form
    250,267.44/345,374.65 = 142,835.32/x
  3. Step 3: Cross multiply
    250,267.44x = 345,374.65 × 142,835.32
  4. Step 4: Simplify right side
    250,267.44x = 49,331,698,652.64
  5. Step 5: Solve for x
    x = 49,331,698,652.64/250,267.44
  6. Step 6: Final answer
    x = 197,115.93

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1.5x scale

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.