Home / 248,630.02-343,109.46-135,452.50

Finding the Fourth Proportional to 248,630.02, 343,109.46 and 135,452.50

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Solution

The fourth proportional to 248,630.02, 343,109.46 and 135,452.50 is: 186,924.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,630.02 : 343,109.46 = 135,452.50 : x
  2. Step 2: Convert to fraction form
    248,630.02/343,109.46 = 135,452.50/x
  3. Step 3: Cross multiply
    248,630.02x = 343,109.46 × 135,452.50
  4. Step 4: Simplify right side
    248,630.02x = 46,475,034,130.65
  5. Step 5: Solve for x
    x = 46,475,034,130.65/248,630.02
  6. Step 6: Final answer
    x = 186,924.47

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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.