Home / 76,133.30-114,199.31-59,507.31

Finding the Fourth Proportional to 76,133.30, 114,199.31 and 59,507.31

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Solution

The fourth proportional to 76,133.30, 114,199.31 and 59,507.31 is: 89,260.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,133.30 : 114,199.31 = 59,507.31 : x
  2. Step 2: Convert to fraction form
    76,133.30/114,199.31 = 59,507.31/x
  3. Step 3: Cross multiply
    76,133.30x = 114,199.31 × 59,507.31
  4. Step 4: Simplify right side
    76,133.30x = 6,795,693,444.42
  5. Step 5: Solve for x
    x = 6,795,693,444.42/76,133.30
  6. Step 6: Final answer
    x = 89,260.47

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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.