Home / 197,718.06-272,870.46-112,847.88

Finding the Fourth Proportional to 197,718.06, 272,870.46 and 112,847.88

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Solution

The fourth proportional to 197,718.06, 272,870.46 and 112,847.88 is: 155,741.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,718.06 : 272,870.46 = 112,847.88 : x
  2. Step 2: Convert to fraction form
    197,718.06/272,870.46 = 112,847.88/x
  3. Step 3: Cross multiply
    197,718.06x = 272,870.46 × 112,847.88
  4. Step 4: Simplify right side
    197,718.06x = 30,792,852,925.62
  5. Step 5: Solve for x
    x = 30,792,852,925.62/197,718.06
  6. Step 6: Final answer
    x = 155,741.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.