Home / 254,905.50-351,626.11-152,903.82

Finding the Fourth Proportional to 254,905.50, 351,626.11 and 152,903.82

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Solution

The fourth proportional to 254,905.50, 351,626.11 and 152,903.82 is: 210,921.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,905.50 : 351,626.11 = 152,903.82 : x
  2. Step 2: Convert to fraction form
    254,905.50/351,626.11 = 152,903.82/x
  3. Step 3: Cross multiply
    254,905.50x = 351,626.11 × 152,903.82
  4. Step 4: Simplify right side
    254,905.50x = 53,764,975,430.74
  5. Step 5: Solve for x
    x = 53,764,975,430.74/254,905.50
  6. Step 6: Final answer
    x = 210,921.21

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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.