Home / 58,719.12-81,030.60-33,567.36

Finding the Fourth Proportional to 58,719.12, 81,030.60 and 33,567.36

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Solution

The fourth proportional to 58,719.12, 81,030.60 and 33,567.36 is: 46,321.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,719.12 : 81,030.60 = 33,567.36 : x
  2. Step 2: Convert to fraction form
    58,719.12/81,030.60 = 33,567.36/x
  3. Step 3: Cross multiply
    58,719.12x = 81,030.60 × 33,567.36
  4. Step 4: Simplify right side
    58,719.12x = 2,719,983,321.22
  5. Step 5: Solve for x
    x = 2,719,983,321.22/58,719.12
  6. Step 6: Final answer
    x = 46,321.94

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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.