Home / 254,033.42-350,533.90-139,281.87

Finding the Fourth Proportional to 254,033.42, 350,533.90 and 139,281.87

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Solution

The fourth proportional to 254,033.42, 350,533.90 and 139,281.87 is: 192,191.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,033.42 : 350,533.90 = 139,281.87 : x
  2. Step 2: Convert to fraction form
    254,033.42/350,533.90 = 139,281.87/x
  3. Step 3: Cross multiply
    254,033.42x = 350,533.90 × 139,281.87
  4. Step 4: Simplify right side
    254,033.42x = 48,823,017,615.15
  5. Step 5: Solve for x
    x = 48,823,017,615.15/254,033.42
  6. Step 6: Final answer
    x = 192,191.31

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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.