Home / 270,320.62-373,045.08-155,623.36

Finding the Fourth Proportional to 270,320.62, 373,045.08 and 155,623.36

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Solution

The fourth proportional to 270,320.62, 373,045.08 and 155,623.36 is: 214,761.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,320.62 : 373,045.08 = 155,623.36 : x
  2. Step 2: Convert to fraction form
    270,320.62/373,045.08 = 155,623.36/x
  3. Step 3: Cross multiply
    270,320.62x = 373,045.08 × 155,623.36
  4. Step 4: Simplify right side
    270,320.62x = 58,054,528,781.07
  5. Step 5: Solve for x
    x = 58,054,528,781.07/270,320.62
  6. Step 6: Final answer
    x = 214,761.75

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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.