Home / 133,246.65-183,882.66-79,521.24

Finding the Fourth Proportional to 133,246.65, 183,882.66 and 79,521.24

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Solution

The fourth proportional to 133,246.65, 183,882.66 and 79,521.24 is: 109,740.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,246.65 : 183,882.66 = 79,521.24 : x
  2. Step 2: Convert to fraction form
    133,246.65/183,882.66 = 79,521.24/x
  3. Step 3: Cross multiply
    133,246.65x = 183,882.66 × 79,521.24
  4. Step 4: Simplify right side
    133,246.65x = 14,622,577,137.70
  5. Step 5: Solve for x
    x = 14,622,577,137.70/133,246.65
  6. Step 6: Final answer
    x = 109,740.67

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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.