Home / 89,076.68-122,927.79-50,835.46

Finding the Fourth Proportional to 89,076.68, 122,927.79 and 50,835.46

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Solution

The fourth proportional to 89,076.68, 122,927.79 and 50,835.46 is: 70,154.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,076.68 : 122,927.79 = 50,835.46 : x
  2. Step 2: Convert to fraction form
    89,076.68/122,927.79 = 50,835.46/x
  3. Step 3: Cross multiply
    89,076.68x = 122,927.79 × 50,835.46
  4. Step 4: Simplify right side
    89,076.68x = 6,249,090,751.43
  5. Step 5: Solve for x
    x = 6,249,090,751.43/89,076.68
  6. Step 6: Final answer
    x = 70,154.06

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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.