Home / 248,018.90-342,264.39-134,841.65

Finding the Fourth Proportional to 248,018.90, 342,264.39 and 134,841.65

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Solution

The fourth proportional to 248,018.90, 342,264.39 and 134,841.65 is: 186,080.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,018.90 : 342,264.39 = 134,841.65 : x
  2. Step 2: Convert to fraction form
    248,018.90/342,264.39 = 134,841.65/x
  3. Step 3: Cross multiply
    248,018.90x = 342,264.39 × 134,841.65
  4. Step 4: Simplify right side
    248,018.90x = 46,151,495,083.84
  5. Step 5: Solve for x
    x = 46,151,495,083.84/248,018.90
  6. Step 6: Final answer
    x = 186,080.56

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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.