Home / 133,787.08-200,711.33-45,038.22

Finding the Fourth Proportional to 133,787.08, 200,711.33 and 45,038.22

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Solution

The fourth proportional to 133,787.08, 200,711.33 and 45,038.22 is: 67,567.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,787.08 : 200,711.33 = 45,038.22 : x
  2. Step 2: Convert to fraction form
    133,787.08/200,711.33 = 45,038.22/x
  3. Step 3: Cross multiply
    133,787.08x = 200,711.33 × 45,038.22
  4. Step 4: Simplify right side
    133,787.08x = 9,039,681,037.03
  5. Step 5: Solve for x
    x = 9,039,681,037.03/133,787.08
  6. Step 6: Final answer
    x = 67,567.67

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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.