Home / 149,154.27-223,813.41-70,266.48

Finding the Fourth Proportional to 149,154.27, 223,813.41 and 70,266.48

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Solution

The fourth proportional to 149,154.27, 223,813.41 and 70,266.48 is: 105,438.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,154.27 : 223,813.41 = 70,266.48 : x
  2. Step 2: Convert to fraction form
    149,154.27/223,813.41 = 70,266.48/x
  3. Step 3: Cross multiply
    149,154.27x = 223,813.41 × 70,266.48
  4. Step 4: Simplify right side
    149,154.27x = 15,726,580,497.50
  5. Step 5: Solve for x
    x = 15,726,580,497.50/149,154.27
  6. Step 6: Final answer
    x = 105,438.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.