Home / 187,870.82-259,256.36-107,296.67

Finding the Fourth Proportional to 187,870.82, 259,256.36 and 107,296.67

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Solution

The fourth proportional to 187,870.82, 259,256.36 and 107,296.67 is: 148,066.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,870.82 : 259,256.36 = 107,296.67 : x
  2. Step 2: Convert to fraction form
    187,870.82/259,256.36 = 107,296.67/x
  3. Step 3: Cross multiply
    187,870.82x = 259,256.36 × 107,296.67
  4. Step 4: Simplify right side
    187,870.82x = 27,817,345,020.70
  5. Step 5: Solve for x
    x = 27,817,345,020.70/187,870.82
  6. Step 6: Final answer
    x = 148,066.35

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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.