Home / 249,888.22-374,832.06-81,408.31

Finding the Fourth Proportional to 249,888.22, 374,832.06 and 81,408.31

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Solution

The fourth proportional to 249,888.22, 374,832.06 and 81,408.31 is: 122,112.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,888.22 : 374,832.06 = 81,408.31 : x
  2. Step 2: Convert to fraction form
    249,888.22/374,832.06 = 81,408.31/x
  3. Step 3: Cross multiply
    249,888.22x = 374,832.06 × 81,408.31
  4. Step 4: Simplify right side
    249,888.22x = 30,514,443,296.06
  5. Step 5: Solve for x
    x = 30,514,443,296.06/249,888.22
  6. Step 6: Final answer
    x = 122,112.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.