Home / 145,184.04-217,729.98-46,665

Finding the Fourth Proportional to 145,184.04, 217,729.98 and 46,665

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Solution

The fourth proportional to 145,184.04, 217,729.98 and 46,665 is: 69,982.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,184.04 : 217,729.98 = 46,665 : x
  2. Step 2: Convert to fraction form
    145,184.04/217,729.98 = 46,665/x
  3. Step 3: Cross multiply
    145,184.04x = 217,729.98 × 46,665
  4. Step 4: Simplify right side
    145,184.04x = 10,160,369,516.70
  5. Step 5: Solve for x
    x = 10,160,369,516.70/145,184.04
  6. Step 6: Final answer
    x = 69,982.69

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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.