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Finding the Fourth Proportional to 96,013.70, 143,912.55 and 46,117.70

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Solution

The fourth proportional to 96,013.70, 143,912.55 and 46,117.70 is: 69,124.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,013.70 : 143,912.55 = 46,117.70 : x
  2. Step 2: Convert to fraction form
    96,013.70/143,912.55 = 46,117.70/x
  3. Step 3: Cross multiply
    96,013.70x = 143,912.55 × 46,117.70
  4. Step 4: Simplify right side
    96,013.70x = 6,636,915,807.14
  5. Step 5: Solve for x
    x = 6,636,915,807.14/96,013.70
  6. Step 6: Final answer
    x = 69,124.67

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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.