Home / 68,729.34-94,852.31-38,514.32

Finding the Fourth Proportional to 68,729.34, 94,852.31 and 38,514.32

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Solution

The fourth proportional to 68,729.34, 94,852.31 and 38,514.32 is: 53,153.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,729.34 : 94,852.31 = 38,514.32 : x
  2. Step 2: Convert to fraction form
    68,729.34/94,852.31 = 38,514.32/x
  3. Step 3: Cross multiply
    68,729.34x = 94,852.31 × 38,514.32
  4. Step 4: Simplify right side
    68,729.34x = 3,653,172,220.08
  5. Step 5: Solve for x
    x = 3,653,172,220.08/68,729.34
  6. Step 6: Final answer
    x = 53,153.02

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1.5x scale

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.