Home / 88,322.84-121,884.32-48,035.74

Finding the Fourth Proportional to 88,322.84, 121,884.32 and 48,035.74

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Solution

The fourth proportional to 88,322.84, 121,884.32 and 48,035.74 is: 66,288.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,322.84 : 121,884.32 = 48,035.74 : x
  2. Step 2: Convert to fraction form
    88,322.84/121,884.32 = 48,035.74/x
  3. Step 3: Cross multiply
    88,322.84x = 121,884.32 × 48,035.74
  4. Step 4: Simplify right side
    88,322.84x = 5,854,803,505.60
  5. Step 5: Solve for x
    x = 5,854,803,505.60/88,322.84
  6. Step 6: Final answer
    x = 66,288.67

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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.