Home / 168,916.22-253,413.74-48,975.67

Finding the Fourth Proportional to 168,916.22, 253,413.74 and 48,975.67

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Solution

The fourth proportional to 168,916.22, 253,413.74 and 48,975.67 is: 73,474.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,916.22 : 253,413.74 = 48,975.67 : x
  2. Step 2: Convert to fraction form
    168,916.22/253,413.74 = 48,975.67/x
  3. Step 3: Cross multiply
    168,916.22x = 253,413.74 × 48,975.67
  4. Step 4: Simplify right side
    168,916.22x = 12,411,107,703.71
  5. Step 5: Solve for x
    x = 12,411,107,703.71/168,916.22
  6. Step 6: Final answer
    x = 73,474.93

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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.