Home / 187,870.07-259,255.32-107,295.93

Finding the Fourth Proportional to 187,870.07, 259,255.32 and 107,295.93

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Solution

The fourth proportional to 187,870.07, 259,255.32 and 107,295.93 is: 148,065.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,870.07 : 259,255.32 = 107,295.93 : x
  2. Step 2: Convert to fraction form
    187,870.07/259,255.32 = 107,295.93/x
  3. Step 3: Cross multiply
    187,870.07x = 259,255.32 × 107,295.93
  4. Step 4: Simplify right side
    187,870.07x = 27,817,040,666.85
  5. Step 5: Solve for x
    x = 27,817,040,666.85/187,870.07
  6. Step 6: Final answer
    x = 148,065.32

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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.