Home / 254,693.67-351,478.94-159,256.23

Finding the Fourth Proportional to 254,693.67, 351,478.94 and 159,256.23

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Solution

The fourth proportional to 254,693.67, 351,478.94 and 159,256.23 is: 219,774.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,693.67 : 351,478.94 = 159,256.23 : x
  2. Step 2: Convert to fraction form
    254,693.67/351,478.94 = 159,256.23/x
  3. Step 3: Cross multiply
    254,693.67x = 351,478.94 × 159,256.23
  4. Step 4: Simplify right side
    254,693.67x = 55,975,210,908.80
  5. Step 5: Solve for x
    x = 55,975,210,908.80/254,693.67
  6. Step 6: Final answer
    x = 219,774.65

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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.