Home / 142,923.65-214,316.23-43,065.23

Finding the Fourth Proportional to 142,923.65, 214,316.23 and 43,065.23

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Solution

The fourth proportional to 142,923.65, 214,316.23 and 43,065.23 is: 64,576.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,923.65 : 214,316.23 = 43,065.23 : x
  2. Step 2: Convert to fraction form
    142,923.65/214,316.23 = 43,065.23/x
  3. Step 3: Cross multiply
    142,923.65x = 214,316.23 × 43,065.23
  4. Step 4: Simplify right side
    142,923.65x = 9,229,577,737.68
  5. Step 5: Solve for x
    x = 9,229,577,737.68/142,923.65
  6. Step 6: Final answer
    x = 64,576.98

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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.