Home / 77,903.03-116,762.28-35,747.58

Finding the Fourth Proportional to 77,903.03, 116,762.28 and 35,747.58

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Solution

The fourth proportional to 77,903.03, 116,762.28 and 35,747.58 is: 53,579.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,903.03 : 116,762.28 = 35,747.58 : x
  2. Step 2: Convert to fraction form
    77,903.03/116,762.28 = 35,747.58/x
  3. Step 3: Cross multiply
    77,903.03x = 116,762.28 × 35,747.58
  4. Step 4: Simplify right side
    77,903.03x = 4,173,968,978.80
  5. Step 5: Solve for x
    x = 4,173,968,978.80/77,903.03
  6. Step 6: Final answer
    x = 53,579.03

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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.