Home / 53,815.12-74,285.17-46,231.02

Finding the Fourth Proportional to 53,815.12, 74,285.17 and 46,231.02

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Solution

The fourth proportional to 53,815.12, 74,285.17 and 46,231.02 is: 63,816.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,815.12 : 74,285.17 = 46,231.02 : x
  2. Step 2: Convert to fraction form
    53,815.12/74,285.17 = 46,231.02/x
  3. Step 3: Cross multiply
    53,815.12x = 74,285.17 × 46,231.02
  4. Step 4: Simplify right side
    53,815.12x = 3,434,279,064.40
  5. Step 5: Solve for x
    x = 3,434,279,064.40/53,815.12
  6. Step 6: Final answer
    x = 63,816.25

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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.