Home / 209,095.04-313,642.56-51,322.16

Finding the Fourth Proportional to 209,095.04, 313,642.56 and 51,322.16

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Solution

The fourth proportional to 209,095.04, 313,642.56 and 51,322.16 is: 76,983.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,095.04 : 313,642.56 = 51,322.16 : x
  2. Step 2: Convert to fraction form
    209,095.04/313,642.56 = 51,322.16/x
  3. Step 3: Cross multiply
    209,095.04x = 313,642.56 × 51,322.16
  4. Step 4: Simplify right side
    209,095.04x = 16,096,813,647.13
  5. Step 5: Solve for x
    x = 16,096,813,647.13/209,095.04
  6. Step 6: Final answer
    x = 76,983.24

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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.