Home / 248,225.12-342,559.20-135,052.16

Finding the Fourth Proportional to 248,225.12, 342,559.20 and 135,052.16

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Solution

The fourth proportional to 248,225.12, 342,559.20 and 135,052.16 is: 186,376.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,225.12 : 342,559.20 = 135,052.16 : x
  2. Step 2: Convert to fraction form
    248,225.12/342,559.20 = 135,052.16/x
  3. Step 3: Cross multiply
    248,225.12x = 342,559.20 × 135,052.16
  4. Step 4: Simplify right side
    248,225.12x = 46,263,359,887.87
  5. Step 5: Solve for x
    x = 46,263,359,887.87/248,225.12
  6. Step 6: Final answer
    x = 186,376.62

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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.