Home / 248,554.18-343,004.65-135,376.93

Finding the Fourth Proportional to 248,554.18, 343,004.65 and 135,376.93

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Solution

The fourth proportional to 248,554.18, 343,004.65 and 135,376.93 is: 186,820.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,554.18 : 343,004.65 = 135,376.93 : x
  2. Step 2: Convert to fraction form
    248,554.18/343,004.65 = 135,376.93/x
  3. Step 3: Cross multiply
    248,554.18x = 343,004.65 × 135,376.93
  4. Step 4: Simplify right side
    248,554.18x = 46,434,915,296.77
  5. Step 5: Solve for x
    x = 46,434,915,296.77/248,554.18
  6. Step 6: Final answer
    x = 186,820.10

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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.