Home / 44,261.28-66,478.32-42,636.96

Finding the Fourth Proportional to 44,261.28, 66,478.32 and 42,636.96

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Solution

The fourth proportional to 44,261.28, 66,478.32 and 42,636.96 is: 64,038.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,261.28 : 66,478.32 = 42,636.96 : x
  2. Step 2: Convert to fraction form
    44,261.28/66,478.32 = 42,636.96/x
  3. Step 3: Cross multiply
    44,261.28x = 66,478.32 × 42,636.96
  4. Step 4: Simplify right side
    44,261.28x = 2,834,433,470.71
  5. Step 5: Solve for x
    x = 2,834,433,470.71/44,261.28
  6. Step 6: Final answer
    x = 64,038.67

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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.