Home / 89,884.04-124,039.78-49,597.67

Finding the Fourth Proportional to 89,884.04, 124,039.78 and 49,597.67

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Solution

The fourth proportional to 89,884.04, 124,039.78 and 49,597.67 is: 68,444.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,884.04 : 124,039.78 = 49,597.67 : x
  2. Step 2: Convert to fraction form
    89,884.04/124,039.78 = 49,597.67/x
  3. Step 3: Cross multiply
    89,884.04x = 124,039.78 × 49,597.67
  4. Step 4: Simplify right side
    89,884.04x = 6,152,084,261.42
  5. Step 5: Solve for x
    x = 6,152,084,261.42/89,884.04
  6. Step 6: Final answer
    x = 68,444.68

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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.