Home / 254,353.03-351,008.55-158,915.09

Finding the Fourth Proportional to 254,353.03, 351,008.55 and 158,915.09

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Solution

The fourth proportional to 254,353.03, 351,008.55 and 158,915.09 is: 219,303.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,353.03 : 351,008.55 = 158,915.09 : x
  2. Step 2: Convert to fraction form
    254,353.03/351,008.55 = 158,915.09/x
  3. Step 3: Cross multiply
    254,353.03x = 351,008.55 × 158,915.09
  4. Step 4: Simplify right side
    254,353.03x = 55,780,553,558.98
  5. Step 5: Solve for x
    x = 55,780,553,558.98/254,353.03
  6. Step 6: Final answer
    x = 219,303.67

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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.