Home / 142,868.45-214,281.61-37,694.81

Finding the Fourth Proportional to 142,868.45, 214,281.61 and 37,694.81

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Solution

The fourth proportional to 142,868.45, 214,281.61 and 37,694.81 is: 56,536.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,868.45 : 214,281.61 = 37,694.81 : x
  2. Step 2: Convert to fraction form
    142,868.45/214,281.61 = 37,694.81/x
  3. Step 3: Cross multiply
    142,868.45x = 214,281.61 × 37,694.81
  4. Step 4: Simplify right side
    142,868.45x = 8,077,303,409.80
  5. Step 5: Solve for x
    x = 8,077,303,409.80/142,868.45
  6. Step 6: Final answer
    x = 56,536.65

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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.