Home / 103,962.30-155,943.45-37,404.60

Finding the Fourth Proportional to 103,962.30, 155,943.45 and 37,404.60

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Solution

The fourth proportional to 103,962.30, 155,943.45 and 37,404.60 is: 56,106.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,962.30 : 155,943.45 = 37,404.60 : x
  2. Step 2: Convert to fraction form
    103,962.30/155,943.45 = 37,404.60/x
  3. Step 3: Cross multiply
    103,962.30x = 155,943.45 × 37,404.60
  4. Step 4: Simplify right side
    103,962.30x = 5,833,002,369.87
  5. Step 5: Solve for x
    x = 5,833,002,369.87/103,962.30
  6. Step 6: Final answer
    x = 56,106.90

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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.