Home / 136,219.98-187,738.89-110,810.07

Finding the Fourth Proportional to 136,219.98, 187,738.89 and 110,810.07

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Solution

The fourth proportional to 136,219.98, 187,738.89 and 110,810.07 is: 152,718.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,219.98 : 187,738.89 = 110,810.07 : x
  2. Step 2: Convert to fraction form
    136,219.98/187,738.89 = 110,810.07/x
  3. Step 3: Cross multiply
    136,219.98x = 187,738.89 × 110,810.07
  4. Step 4: Simplify right side
    136,219.98x = 20,803,359,542.62
  5. Step 5: Solve for x
    x = 20,803,359,542.62/136,219.98
  6. Step 6: Final answer
    x = 152,718.86

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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.