Home / 103,683.10-155,351.85-97,462.30

Finding the Fourth Proportional to 103,683.10, 155,351.85 and 97,462.30

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Solution

The fourth proportional to 103,683.10, 155,351.85 and 97,462.30 is: 146,031.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,683.10 : 155,351.85 = 97,462.30 : x
  2. Step 2: Convert to fraction form
    103,683.10/155,351.85 = 97,462.30/x
  3. Step 3: Cross multiply
    103,683.10x = 155,351.85 × 97,462.30
  4. Step 4: Simplify right side
    103,683.10x = 15,140,948,610.26
  5. Step 5: Solve for x
    x = 15,140,948,610.26/103,683.10
  6. Step 6: Final answer
    x = 146,031.02

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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.