Home / 107,877.97-148,846.84-64,837.81

Finding the Fourth Proportional to 107,877.97, 148,846.84 and 64,837.81

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Solution

The fourth proportional to 107,877.97, 148,846.84 and 64,837.81 is: 89,461.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,877.97 : 148,846.84 = 64,837.81 : x
  2. Step 2: Convert to fraction form
    107,877.97/148,846.84 = 64,837.81/x
  3. Step 3: Cross multiply
    107,877.97x = 148,846.84 × 64,837.81
  4. Step 4: Simplify right side
    107,877.97x = 9,650,903,131.02
  5. Step 5: Solve for x
    x = 9,650,903,131.02/107,877.97
  6. Step 6: Final answer
    x = 89,461.30

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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.