Home / 250,241.40-345,357.88-142,827.60

Finding the Fourth Proportional to 250,241.40, 345,357.88 and 142,827.60

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Solution

The fourth proportional to 250,241.40, 345,357.88 and 142,827.60 is: 197,116.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,241.40 : 345,357.88 = 142,827.60 : x
  2. Step 2: Convert to fraction form
    250,241.40/345,357.88 = 142,827.60/x
  3. Step 3: Cross multiply
    250,241.40x = 345,357.88 × 142,827.60
  4. Step 4: Simplify right side
    250,241.40x = 49,326,638,079.51
  5. Step 5: Solve for x
    x = 49,326,638,079.51/250,241.40
  6. Step 6: Final answer
    x = 197,116.22

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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.