Home / 99,913.40-149,927.70-37,628.60

Finding the Fourth Proportional to 99,913.40, 149,927.70 and 37,628.60

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Solution

The fourth proportional to 99,913.40, 149,927.70 and 37,628.60 is: 56,464.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,913.40 : 149,927.70 = 37,628.60 : x
  2. Step 2: Convert to fraction form
    99,913.40/149,927.70 = 37,628.60/x
  3. Step 3: Cross multiply
    99,913.40x = 149,927.70 × 37,628.60
  4. Step 4: Simplify right side
    99,913.40x = 5,641,569,452.22
  5. Step 5: Solve for x
    x = 5,641,569,452.22/99,913.40
  6. Step 6: Final answer
    x = 56,464.59

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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.