Home / 207,276.04-310,914.06-74,148.22

Finding the Fourth Proportional to 207,276.04, 310,914.06 and 74,148.22

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Solution

The fourth proportional to 207,276.04, 310,914.06 and 74,148.22 is: 111,222.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,276.04 : 310,914.06 = 74,148.22 : x
  2. Step 2: Convert to fraction form
    207,276.04/310,914.06 = 74,148.22/x
  3. Step 3: Cross multiply
    207,276.04x = 310,914.06 × 74,148.22
  4. Step 4: Simplify right side
    207,276.04x = 23,053,724,121.97
  5. Step 5: Solve for x
    x = 23,053,724,121.97/207,276.04
  6. Step 6: Final answer
    x = 111,222.33

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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.