Home / 254,904.56-351,785.46-168,715.05

Finding the Fourth Proportional to 254,904.56, 351,785.46 and 168,715.05

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Solution

The fourth proportional to 254,904.56, 351,785.46 and 168,715.05 is: 232,838.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,904.56 : 351,785.46 = 168,715.05 : x
  2. Step 2: Convert to fraction form
    254,904.56/351,785.46 = 168,715.05/x
  3. Step 3: Cross multiply
    254,904.56x = 351,785.46 × 168,715.05
  4. Step 4: Simplify right side
    254,904.56x = 59,351,501,473.17
  5. Step 5: Solve for x
    x = 59,351,501,473.17/254,904.56
  6. Step 6: Final answer
    x = 232,838.14

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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.