Home / 189,509.04-284,229.36-49,259.04

Finding the Fourth Proportional to 189,509.04, 284,229.36 and 49,259.04

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Solution

The fourth proportional to 189,509.04, 284,229.36 and 49,259.04 is: 73,879.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,509.04 : 284,229.36 = 49,259.04 : x
  2. Step 2: Convert to fraction form
    189,509.04/284,229.36 = 49,259.04/x
  3. Step 3: Cross multiply
    189,509.04x = 284,229.36 × 49,259.04
  4. Step 4: Simplify right side
    189,509.04x = 14,000,865,413.41
  5. Step 5: Solve for x
    x = 14,000,865,413.41/189,509.04
  6. Step 6: Final answer
    x = 73,879.67

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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.