Home / 148,323.40-222,509.36-48,454.60

Finding the Fourth Proportional to 148,323.40, 222,509.36 and 48,454.60

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Solution

The fourth proportional to 148,323.40, 222,509.36 and 48,454.60 is: 72,689.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,323.40 : 222,509.36 = 48,454.60 : x
  2. Step 2: Convert to fraction form
    148,323.40/222,509.36 = 48,454.60/x
  3. Step 3: Cross multiply
    148,323.40x = 222,509.36 × 48,454.60
  4. Step 4: Simplify right side
    148,323.40x = 10,781,602,035.06
  5. Step 5: Solve for x
    x = 10,781,602,035.06/148,323.40
  6. Step 6: Final answer
    x = 72,689.83

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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.