Home / 197,742.51-272,883.09-107,096.40

Finding the Fourth Proportional to 197,742.51, 272,883.09 and 107,096.40

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Solution

The fourth proportional to 197,742.51, 272,883.09 and 107,096.40 is: 147,792.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,742.51 : 272,883.09 = 107,096.40 : x
  2. Step 2: Convert to fraction form
    197,742.51/272,883.09 = 107,096.40/x
  3. Step 3: Cross multiply
    197,742.51x = 272,883.09 × 107,096.40
  4. Step 4: Simplify right side
    197,742.51x = 29,224,796,559.88
  5. Step 5: Solve for x
    x = 29,224,796,559.88/197,742.51
  6. Step 6: Final answer
    x = 147,792.18

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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.