Home / 209,995.14-314,642.06-147,553.86

Finding the Fourth Proportional to 209,995.14, 314,642.06 and 147,553.86

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Solution

The fourth proportional to 209,995.14, 314,642.06 and 147,553.86 is: 221,084.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,995.14 : 314,642.06 = 147,553.86 : x
  2. Step 2: Convert to fraction form
    209,995.14/314,642.06 = 147,553.86/x
  3. Step 3: Cross multiply
    209,995.14x = 314,642.06 × 147,553.86
  4. Step 4: Simplify right side
    209,995.14x = 46,426,650,471.35
  5. Step 5: Solve for x
    x = 46,426,650,471.35/209,995.14
  6. Step 6: Final answer
    x = 221,084.40

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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.