Home / 77,400.48-116,048.88-44,157.60

Finding the Fourth Proportional to 77,400.48, 116,048.88 and 44,157.60

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Solution

The fourth proportional to 77,400.48, 116,048.88 and 44,157.60 is: 66,206.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,400.48 : 116,048.88 = 44,157.60 : x
  2. Step 2: Convert to fraction form
    77,400.48/116,048.88 = 44,157.60/x
  3. Step 3: Cross multiply
    77,400.48x = 116,048.88 × 44,157.60
  4. Step 4: Simplify right side
    77,400.48x = 5,124,440,023.49
  5. Step 5: Solve for x
    x = 5,124,440,023.49/77,400.48
  6. Step 6: Final answer
    x = 66,206.82

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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.