Home / 93,413.20-140,098.72-45,981.24

Finding the Fourth Proportional to 93,413.20, 140,098.72 and 45,981.24

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Solution

The fourth proportional to 93,413.20, 140,098.72 and 45,981.24 is: 68,961.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,413.20 : 140,098.72 = 45,981.24 : x
  2. Step 2: Convert to fraction form
    93,413.20/140,098.72 = 45,981.24/x
  3. Step 3: Cross multiply
    93,413.20x = 140,098.72 × 45,981.24
  4. Step 4: Simplify right side
    93,413.20x = 6,441,912,868.01
  5. Step 5: Solve for x
    x = 6,441,912,868.01/93,413.20
  6. Step 6: Final answer
    x = 68,961.48

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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.