Home / 145,185.04-217,731.48-46,666

Finding the Fourth Proportional to 145,185.04, 217,731.48 and 46,666

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Solution

The fourth proportional to 145,185.04, 217,731.48 and 46,666 is: 69,984.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,185.04 : 217,731.48 = 46,666 : x
  2. Step 2: Convert to fraction form
    145,185.04/217,731.48 = 46,666/x
  3. Step 3: Cross multiply
    145,185.04x = 217,731.48 × 46,666
  4. Step 4: Simplify right side
    145,185.04x = 10,160,657,245.68
  5. Step 5: Solve for x
    x = 10,160,657,245.68/145,185.04
  6. Step 6: Final answer
    x = 69,984.19

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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.