Home / 248,417.25-342,817.10-135,240.81

Finding the Fourth Proportional to 248,417.25, 342,817.10 and 135,240.81

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Solution

The fourth proportional to 248,417.25, 342,817.10 and 135,240.81 is: 186,633.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,417.25 : 342,817.10 = 135,240.81 : x
  2. Step 2: Convert to fraction form
    248,417.25/342,817.10 = 135,240.81/x
  3. Step 3: Cross multiply
    248,417.25x = 342,817.10 × 135,240.81
  4. Step 4: Simplify right side
    248,417.25x = 46,362,862,285.85
  5. Step 5: Solve for x
    x = 46,362,862,285.85/248,417.25
  6. Step 6: Final answer
    x = 186,633.02

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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.