Home / 145,186.04-217,732.98-46,667

Finding the Fourth Proportional to 145,186.04, 217,732.98 and 46,667

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Solution

The fourth proportional to 145,186.04, 217,732.98 and 46,667 is: 69,985.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,186.04 : 217,732.98 = 46,667 : x
  2. Step 2: Convert to fraction form
    145,186.04/217,732.98 = 46,667/x
  3. Step 3: Cross multiply
    145,186.04x = 217,732.98 × 46,667
  4. Step 4: Simplify right side
    145,186.04x = 10,160,944,977.66
  5. Step 5: Solve for x
    x = 10,160,944,977.66/145,186.04
  6. Step 6: Final answer
    x = 69,985.69

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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.