Home / 89,277.68-133,850.90-42,563.36

Finding the Fourth Proportional to 89,277.68, 133,850.90 and 42,563.36

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Solution

The fourth proportional to 89,277.68, 133,850.90 and 42,563.36 is: 63,813.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,277.68 : 133,850.90 = 42,563.36 : x
  2. Step 2: Convert to fraction form
    89,277.68/133,850.90 = 42,563.36/x
  3. Step 3: Cross multiply
    89,277.68x = 133,850.90 × 42,563.36
  4. Step 4: Simplify right side
    89,277.68x = 5,697,144,043.02
  5. Step 5: Solve for x
    x = 5,697,144,043.02/89,277.68
  6. Step 6: Final answer
    x = 63,813.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.