Home / 207,020.43-310,222.44-107,047.17

Finding the Fourth Proportional to 207,020.43, 310,222.44 and 107,047.17

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Solution

The fourth proportional to 207,020.43, 310,222.44 and 107,047.17 is: 160,411.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,020.43 : 310,222.44 = 107,047.17 : x
  2. Step 2: Convert to fraction form
    207,020.43/310,222.44 = 107,047.17/x
  3. Step 3: Cross multiply
    207,020.43x = 310,222.44 × 107,047.17
  4. Step 4: Simplify right side
    207,020.43x = 33,208,434,272.49
  5. Step 5: Solve for x
    x = 33,208,434,272.49/207,020.43
  6. Step 6: Final answer
    x = 160,411.39

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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.