Home / 76,373.06-114,603.30-42,667.34

Finding the Fourth Proportional to 76,373.06, 114,603.30 and 42,667.34

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Solution

The fourth proportional to 76,373.06, 114,603.30 and 42,667.34 is: 64,025.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,373.06 : 114,603.30 = 42,667.34 : x
  2. Step 2: Convert to fraction form
    76,373.06/114,603.30 = 42,667.34/x
  3. Step 3: Cross multiply
    76,373.06x = 114,603.30 × 42,667.34
  4. Step 4: Simplify right side
    76,373.06x = 4,889,817,966.22
  5. Step 5: Solve for x
    x = 4,889,817,966.22/76,373.06
  6. Step 6: Final answer
    x = 64,025.43

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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.