Home / 143,946.81-215,477.33-93,919.18

Finding the Fourth Proportional to 143,946.81, 215,477.33 and 93,919.18

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Solution

The fourth proportional to 143,946.81, 215,477.33 and 93,919.18 is: 140,589.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,946.81 : 215,477.33 = 93,919.18 : x
  2. Step 2: Convert to fraction form
    143,946.81/215,477.33 = 93,919.18/x
  3. Step 3: Cross multiply
    143,946.81x = 215,477.33 × 93,919.18
  4. Step 4: Simplify right side
    143,946.81x = 20,237,454,142.19
  5. Step 5: Solve for x
    x = 20,237,454,142.19/143,946.81
  6. Step 6: Final answer
    x = 140,589.81

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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.