Home / 107,428.37-148,254.53-59,685.53

Finding the Fourth Proportional to 107,428.37, 148,254.53 and 59,685.53

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Solution

The fourth proportional to 107,428.37, 148,254.53 and 59,685.53 is: 82,367.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,428.37 : 148,254.53 = 59,685.53 : x
  2. Step 2: Convert to fraction form
    107,428.37/148,254.53 = 59,685.53/x
  3. Step 3: Cross multiply
    107,428.37x = 148,254.53 × 59,685.53
  4. Step 4: Simplify right side
    107,428.37x = 8,848,649,158.25
  5. Step 5: Solve for x
    x = 8,848,649,158.25/107,428.37
  6. Step 6: Final answer
    x = 82,367.90

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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.