Home / 104,977.90-157,466.85-65,028.70

Finding the Fourth Proportional to 104,977.90, 157,466.85 and 65,028.70

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Solution

The fourth proportional to 104,977.90, 157,466.85 and 65,028.70 is: 97,543.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,977.90 : 157,466.85 = 65,028.70 : x
  2. Step 2: Convert to fraction form
    104,977.90/157,466.85 = 65,028.70/x
  3. Step 3: Cross multiply
    104,977.90x = 157,466.85 × 65,028.70
  4. Step 4: Simplify right side
    104,977.90x = 10,239,864,548.60
  5. Step 5: Solve for x
    x = 10,239,864,548.60/104,977.90
  6. Step 6: Final answer
    x = 97,543.05

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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.