Home / 155,629.28-233,424.48-43,317.92

Finding the Fourth Proportional to 155,629.28, 233,424.48 and 43,317.92

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Solution

The fourth proportional to 155,629.28, 233,424.48 and 43,317.92 is: 64,971.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,629.28 : 233,424.48 = 43,317.92 : x
  2. Step 2: Convert to fraction form
    155,629.28/233,424.48 = 43,317.92/x
  3. Step 3: Cross multiply
    155,629.28x = 233,424.48 × 43,317.92
  4. Step 4: Simplify right side
    155,629.28x = 10,111,462,950.68
  5. Step 5: Solve for x
    x = 10,111,462,950.68/155,629.28
  6. Step 6: Final answer
    x = 64,971.47

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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.