Home / 248,913-343,525.86-153,417.24

Finding the Fourth Proportional to 248,913, 343,525.86 and 153,417.24

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Solution

The fourth proportional to 248,913, 343,525.86 and 153,417.24 is: 211,731.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,913 : 343,525.86 = 153,417.24 : x
  2. Step 2: Convert to fraction form
    248,913/343,525.86 = 153,417.24/x
  3. Step 3: Cross multiply
    248,913x = 343,525.86 × 153,417.24
  4. Step 4: Simplify right side
    248,913x = 52,702,789,309.83
  5. Step 5: Solve for x
    x = 52,702,789,309.83/248,913
  6. Step 6: Final answer
    x = 211,731.77

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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.