Home / 78,937.18-118,452.48-29,052.32

Finding the Fourth Proportional to 78,937.18, 118,452.48 and 29,052.32

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Solution

The fourth proportional to 78,937.18, 118,452.48 and 29,052.32 is: 43,595.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,937.18 : 118,452.48 = 29,052.32 : x
  2. Step 2: Convert to fraction form
    78,937.18/118,452.48 = 29,052.32/x
  3. Step 3: Cross multiply
    78,937.18x = 118,452.48 × 29,052.32
  4. Step 4: Simplify right side
    78,937.18x = 3,441,319,318.84
  5. Step 5: Solve for x
    x = 3,441,319,318.84/78,937.18
  6. Step 6: Final answer
    x = 43,595.67

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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.