Home / 97,031.46-145,563.80-44,445.45

Finding the Fourth Proportional to 97,031.46, 145,563.80 and 44,445.45

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Solution

The fourth proportional to 97,031.46, 145,563.80 and 44,445.45 is: 66,675.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,031.46 : 145,563.80 = 44,445.45 : x
  2. Step 2: Convert to fraction form
    97,031.46/145,563.80 = 44,445.45/x
  3. Step 3: Cross multiply
    97,031.46x = 145,563.80 × 44,445.45
  4. Step 4: Simplify right side
    97,031.46x = 6,469,648,372.48
  5. Step 5: Solve for x
    x = 6,469,648,372.48/97,031.46
  6. Step 6: Final answer
    x = 66,675.78

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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.