Home / 248,378.25-342,762.03-135,201

Finding the Fourth Proportional to 248,378.25, 342,762.03 and 135,201

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Solution

The fourth proportional to 248,378.25, 342,762.03 and 135,201 is: 186,577.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,378.25 : 342,762.03 = 135,201 : x
  2. Step 2: Convert to fraction form
    248,378.25/342,762.03 = 135,201/x
  3. Step 3: Cross multiply
    248,378.25x = 342,762.03 × 135,201
  4. Step 4: Simplify right side
    248,378.25x = 46,341,769,218.03
  5. Step 5: Solve for x
    x = 46,341,769,218.03/248,378.25
  6. Step 6: Final answer
    x = 186,577.40

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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.