Home / 76,475.10-114,712.65-32,188.35

Finding the Fourth Proportional to 76,475.10, 114,712.65 and 32,188.35

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Solution

The fourth proportional to 76,475.10, 114,712.65 and 32,188.35 is: 48,282.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,475.10 : 114,712.65 = 32,188.35 : x
  2. Step 2: Convert to fraction form
    76,475.10/114,712.65 = 32,188.35/x
  3. Step 3: Cross multiply
    76,475.10x = 114,712.65 × 32,188.35
  4. Step 4: Simplify right side
    76,475.10x = 3,692,410,927.63
  5. Step 5: Solve for x
    x = 3,692,410,927.63/76,475.10
  6. Step 6: Final answer
    x = 48,282.53

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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.