Home / 107,900.95-148,900.38-62,576.05

Finding the Fourth Proportional to 107,900.95, 148,900.38 and 62,576.05

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Solution

The fourth proportional to 107,900.95, 148,900.38 and 62,576.05 is: 86,353.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,900.95 : 148,900.38 = 62,576.05 : x
  2. Step 2: Convert to fraction form
    107,900.95/148,900.38 = 62,576.05/x
  3. Step 3: Cross multiply
    107,900.95x = 148,900.38 × 62,576.05
  4. Step 4: Simplify right side
    107,900.95x = 9,317,597,623.90
  5. Step 5: Solve for x
    x = 9,317,597,623.90/107,900.95
  6. Step 6: Final answer
    x = 86,353.25

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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.