Home / 139,654.32-209,514.29-46,160.07

Finding the Fourth Proportional to 139,654.32, 209,514.29 and 46,160.07

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Solution

The fourth proportional to 139,654.32, 209,514.29 and 46,160.07 is: 69,250.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,654.32 : 209,514.29 = 46,160.07 : x
  2. Step 2: Convert to fraction form
    139,654.32/209,514.29 = 46,160.07/x
  3. Step 3: Cross multiply
    139,654.32x = 209,514.29 × 46,160.07
  4. Step 4: Simplify right side
    139,654.32x = 9,671,194,292.40
  5. Step 5: Solve for x
    x = 9,671,194,292.40/139,654.32
  6. Step 6: Final answer
    x = 69,250.95

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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.