Home / 187,945.50-282,058.35-75,626.67

Finding the Fourth Proportional to 187,945.50, 282,058.35 and 75,626.67

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Solution

The fourth proportional to 187,945.50, 282,058.35 and 75,626.67 is: 113,496.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,945.50 : 282,058.35 = 75,626.67 : x
  2. Step 2: Convert to fraction form
    187,945.50/282,058.35 = 75,626.67/x
  3. Step 3: Cross multiply
    187,945.50x = 282,058.35 × 75,626.67
  4. Step 4: Simplify right side
    187,945.50x = 21,331,133,756.19
  5. Step 5: Solve for x
    x = 21,331,133,756.19/187,945.50
  6. Step 6: Final answer
    x = 113,496.38

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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.