Home / 162,413.18-243,661.80-50,090.92

Finding the Fourth Proportional to 162,413.18, 243,661.80 and 50,090.92

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Solution

The fourth proportional to 162,413.18, 243,661.80 and 50,090.92 is: 75,149.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,413.18 : 243,661.80 = 50,090.92 : x
  2. Step 2: Convert to fraction form
    162,413.18/243,661.80 = 50,090.92/x
  3. Step 3: Cross multiply
    162,413.18x = 243,661.80 × 50,090.92
  4. Step 4: Simplify right side
    162,413.18x = 12,205,243,730.86
  5. Step 5: Solve for x
    x = 12,205,243,730.86/162,413.18
  6. Step 6: Final answer
    x = 75,149.34

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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.