Home / 103,618.15-155,427.23-37,060.45

Finding the Fourth Proportional to 103,618.15, 155,427.23 and 37,060.45

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Solution

The fourth proportional to 103,618.15, 155,427.23 and 37,060.45 is: 55,590.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,618.15 : 155,427.23 = 37,060.45 : x
  2. Step 2: Convert to fraction form
    103,618.15/155,427.23 = 37,060.45/x
  3. Step 3: Cross multiply
    103,618.15x = 155,427.23 × 37,060.45
  4. Step 4: Simplify right side
    103,618.15x = 5,760,203,086.05
  5. Step 5: Solve for x
    x = 5,760,203,086.05/103,618.15
  6. Step 6: Final answer
    x = 55,590.68

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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.