Home / 266,621.23-367,938.59-145,762.51

Finding the Fourth Proportional to 266,621.23, 367,938.59 and 145,762.51

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Solution

The fourth proportional to 266,621.23, 367,938.59 and 145,762.51 is: 201,152.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,621.23 : 367,938.59 = 145,762.51 : x
  2. Step 2: Convert to fraction form
    266,621.23/367,938.59 = 145,762.51/x
  3. Step 3: Cross multiply
    266,621.23x = 367,938.59 × 145,762.51
  4. Step 4: Simplify right side
    266,621.23x = 53,631,652,404.26
  5. Step 5: Solve for x
    x = 53,631,652,404.26/266,621.23
  6. Step 6: Final answer
    x = 201,152.97

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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.