Home / 142,633.04-213,940.60-37,449.68

Finding the Fourth Proportional to 142,633.04, 213,940.60 and 37,449.68

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Solution

The fourth proportional to 142,633.04, 213,940.60 and 37,449.68 is: 56,172.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,633.04 : 213,940.60 = 37,449.68 : x
  2. Step 2: Convert to fraction form
    142,633.04/213,940.60 = 37,449.68/x
  3. Step 3: Cross multiply
    142,633.04x = 213,940.60 × 37,449.68
  4. Step 4: Simplify right side
    142,633.04x = 8,012,007,009.01
  5. Step 5: Solve for x
    x = 8,012,007,009.01/142,633.04
  6. Step 6: Final answer
    x = 56,172.17

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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.