Home / 148,155.04-222,246.06-48,289.60

Finding the Fourth Proportional to 148,155.04, 222,246.06 and 48,289.60

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Solution

The fourth proportional to 148,155.04, 222,246.06 and 48,289.60 is: 72,438.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,155.04 : 222,246.06 = 48,289.60 : x
  2. Step 2: Convert to fraction form
    148,155.04/222,246.06 = 48,289.60/x
  3. Step 3: Cross multiply
    148,155.04x = 222,246.06 × 48,289.60
  4. Step 4: Simplify right side
    148,155.04x = 10,732,173,338.98
  5. Step 5: Solve for x
    x = 10,732,173,338.98/148,155.04
  6. Step 6: Final answer
    x = 72,438.80

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1.5x scale

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.