Home / 248,127.90-342,406.62-134,950.74

Finding the Fourth Proportional to 248,127.90, 342,406.62 and 134,950.74

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Solution

The fourth proportional to 248,127.90, 342,406.62 and 134,950.74 is: 186,226.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,127.90 : 342,406.62 = 134,950.74 : x
  2. Step 2: Convert to fraction form
    248,127.90/342,406.62 = 134,950.74/x
  3. Step 3: Cross multiply
    248,127.90x = 342,406.62 × 134,950.74
  4. Step 4: Simplify right side
    248,127.90x = 46,208,026,749.90
  5. Step 5: Solve for x
    x = 46,208,026,749.90/248,127.90
  6. Step 6: Final answer
    x = 186,226.65

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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.