Home / 144,540.19-216,730.63-44,672.86

Finding the Fourth Proportional to 144,540.19, 216,730.63 and 44,672.86

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Solution

The fourth proportional to 144,540.19, 216,730.63 and 44,672.86 is: 66,984.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,540.19 : 216,730.63 = 44,672.86 : x
  2. Step 2: Convert to fraction form
    144,540.19/216,730.63 = 44,672.86/x
  3. Step 3: Cross multiply
    144,540.19x = 216,730.63 × 44,672.86
  4. Step 4: Simplify right side
    144,540.19x = 9,681,977,091.70
  5. Step 5: Solve for x
    x = 9,681,977,091.70/144,540.19
  6. Step 6: Final answer
    x = 66,984.67

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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.