Home / 271,386.58-374,268.36-169,421.47

Finding the Fourth Proportional to 271,386.58, 374,268.36 and 169,421.47

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Solution

The fourth proportional to 271,386.58, 374,268.36 and 169,421.47 is: 233,648.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,386.58 : 374,268.36 = 169,421.47 : x
  2. Step 2: Convert to fraction form
    271,386.58/374,268.36 = 169,421.47/x
  3. Step 3: Cross multiply
    271,386.58x = 374,268.36 × 169,421.47
  4. Step 4: Simplify right side
    271,386.58x = 63,409,095,725.69
  5. Step 5: Solve for x
    x = 63,409,095,725.69/271,386.58
  6. Step 6: Final answer
    x = 233,648.60

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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.