Home / 252,030.51-347,801.91-138,853.26

Finding the Fourth Proportional to 252,030.51, 347,801.91 and 138,853.26

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Solution

The fourth proportional to 252,030.51, 347,801.91 and 138,853.26 is: 191,617.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,030.51 : 347,801.91 = 138,853.26 : x
  2. Step 2: Convert to fraction form
    252,030.51/347,801.91 = 138,853.26/x
  3. Step 3: Cross multiply
    252,030.51x = 347,801.91 × 138,853.26
  4. Step 4: Simplify right side
    252,030.51x = 48,293,429,037.73
  5. Step 5: Solve for x
    x = 48,293,429,037.73/252,030.51
  6. Step 6: Final answer
    x = 191,617.39

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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.