Home / 275,276.12-412,955.22-97,768.24

Finding the Fourth Proportional to 275,276.12, 412,955.22 and 97,768.24

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Solution

The fourth proportional to 275,276.12, 412,955.22 and 97,768.24 is: 146,666.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,276.12 : 412,955.22 = 97,768.24 : x
  2. Step 2: Convert to fraction form
    275,276.12/412,955.22 = 97,768.24/x
  3. Step 3: Cross multiply
    275,276.12x = 412,955.22 × 97,768.24
  4. Step 4: Simplify right side
    275,276.12x = 40,373,905,058.21
  5. Step 5: Solve for x
    x = 40,373,905,058.21/275,276.12
  6. Step 6: Final answer
    x = 146,666.94

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1.5x scale

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.