Home / 53,485.04-73,817.52-33,345.20

Finding the Fourth Proportional to 53,485.04, 73,817.52 and 33,345.20

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Solution

The fourth proportional to 53,485.04, 73,817.52 and 33,345.20 is: 46,021.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,485.04 : 73,817.52 = 33,345.20 : x
  2. Step 2: Convert to fraction form
    53,485.04/73,817.52 = 33,345.20/x
  3. Step 3: Cross multiply
    53,485.04x = 73,817.52 × 33,345.20
  4. Step 4: Simplify right side
    53,485.04x = 2,461,459,967.90
  5. Step 5: Solve for x
    x = 2,461,459,967.90/53,485.04
  6. Step 6: Final answer
    x = 46,021.47

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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.