Home / 88,741.63-122,464.04-48,455.67

Finding the Fourth Proportional to 88,741.63, 122,464.04 and 48,455.67

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Solution

The fourth proportional to 88,741.63, 122,464.04 and 48,455.67 is: 66,869.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,741.63 : 122,464.04 = 48,455.67 : x
  2. Step 2: Convert to fraction form
    88,741.63/122,464.04 = 48,455.67/x
  3. Step 3: Cross multiply
    88,741.63x = 122,464.04 × 48,455.67
  4. Step 4: Simplify right side
    88,741.63x = 5,934,077,109.11
  5. Step 5: Solve for x
    x = 5,934,077,109.11/88,741.63
  6. Step 6: Final answer
    x = 66,869.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.