Home / 187,650.02-258,975.58-107,089.65

Finding the Fourth Proportional to 187,650.02, 258,975.58 and 107,089.65

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Solution

The fourth proportional to 187,650.02, 258,975.58 and 107,089.65 is: 147,794.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,650.02 : 258,975.58 = 107,089.65 : x
  2. Step 2: Convert to fraction form
    187,650.02/258,975.58 = 107,089.65/x
  3. Step 3: Cross multiply
    187,650.02x = 258,975.58 × 107,089.65
  4. Step 4: Simplify right side
    187,650.02x = 27,733,603,953.02
  5. Step 5: Solve for x
    x = 27,733,603,953.02/187,650.02
  6. Step 6: Final answer
    x = 147,794.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.