Home / 187,881.44-259,271.02-107,307.30

Finding the Fourth Proportional to 187,881.44, 259,271.02 and 107,307.30

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Solution

The fourth proportional to 187,881.44, 259,271.02 and 107,307.30 is: 148,081.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,881.44 : 259,271.02 = 107,307.30 : x
  2. Step 2: Convert to fraction form
    187,881.44/259,271.02 = 107,307.30/x
  3. Step 3: Cross multiply
    187,881.44x = 259,271.02 × 107,307.30
  4. Step 4: Simplify right side
    187,881.44x = 27,821,673,124.45
  5. Step 5: Solve for x
    x = 27,821,673,124.45/187,881.44
  6. Step 6: Final answer
    x = 148,081.01

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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.