Home / 248,045.49-342,290.61-134,868.24

Finding the Fourth Proportional to 248,045.49, 342,290.61 and 134,868.24

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Solution

The fourth proportional to 248,045.49, 342,290.61 and 134,868.24 is: 186,111.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,045.49 : 342,290.61 = 134,868.24 : x
  2. Step 2: Convert to fraction form
    248,045.49/342,290.61 = 134,868.24/x
  3. Step 3: Cross multiply
    248,045.49x = 342,290.61 × 134,868.24
  4. Step 4: Simplify right side
    248,045.49x = 46,164,132,139.23
  5. Step 5: Solve for x
    x = 46,164,132,139.23/248,045.49
  6. Step 6: Final answer
    x = 186,111.56

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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.