Home / 248,200.14-342,518.85-135,023.16

Finding the Fourth Proportional to 248,200.14, 342,518.85 and 135,023.16

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Solution

The fourth proportional to 248,200.14, 342,518.85 and 135,023.16 is: 186,333.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,200.14 : 342,518.85 = 135,023.16 : x
  2. Step 2: Convert to fraction form
    248,200.14/342,518.85 = 135,023.16/x
  3. Step 3: Cross multiply
    248,200.14x = 342,518.85 × 135,023.16
  4. Step 4: Simplify right side
    248,200.14x = 46,247,977,486.57
  5. Step 5: Solve for x
    x = 46,247,977,486.57/248,200.14
  6. Step 6: Final answer
    x = 186,333.41

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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.