Home / 253,505.27-349,812.97-151,510.41

Finding the Fourth Proportional to 253,505.27, 349,812.97 and 151,510.41

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Solution

The fourth proportional to 253,505.27, 349,812.97 and 151,510.41 is: 209,069.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,505.27 : 349,812.97 = 151,510.41 : x
  2. Step 2: Convert to fraction form
    253,505.27/349,812.97 = 151,510.41/x
  3. Step 3: Cross multiply
    253,505.27x = 349,812.97 × 151,510.41
  4. Step 4: Simplify right side
    253,505.27x = 53,000,307,441.04
  5. Step 5: Solve for x
    x = 53,000,307,441.04/253,505.27
  6. Step 6: Final answer
    x = 209,069.85

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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.