Home / 107,688.96-148,607.28-59,940.72

Finding the Fourth Proportional to 107,688.96, 148,607.28 and 59,940.72

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Solution

The fourth proportional to 107,688.96, 148,607.28 and 59,940.72 is: 82,716.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,688.96 : 148,607.28 = 59,940.72 : x
  2. Step 2: Convert to fraction form
    107,688.96/148,607.28 = 59,940.72/x
  3. Step 3: Cross multiply
    107,688.96x = 148,607.28 × 59,940.72
  4. Step 4: Simplify right side
    107,688.96x = 8,907,627,360.44
  5. Step 5: Solve for x
    x = 8,907,627,360.44/107,688.96
  6. Step 6: Final answer
    x = 82,716.25

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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.