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Finding the Fourth Proportional to 149,483.79, 224,280.36 and 69,559.88

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Solution

The fourth proportional to 149,483.79, 224,280.36 and 69,559.88 is: 104,365.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,483.79 : 224,280.36 = 69,559.88 : x
  2. Step 2: Convert to fraction form
    149,483.79/224,280.36 = 69,559.88/x
  3. Step 3: Cross multiply
    149,483.79x = 224,280.36 × 69,559.88
  4. Step 4: Simplify right side
    149,483.79x = 15,600,913,806.56
  5. Step 5: Solve for x
    x = 15,600,913,806.56/149,483.79
  6. Step 6: Final answer
    x = 104,365.25

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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.