Home / 76,603.13-114,905.28-26,683.15

Finding the Fourth Proportional to 76,603.13, 114,905.28 and 26,683.15

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Solution

The fourth proportional to 76,603.13, 114,905.28 and 26,683.15 is: 40,024.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,603.13 : 114,905.28 = 26,683.15 : x
  2. Step 2: Convert to fraction form
    76,603.13/114,905.28 = 26,683.15/x
  3. Step 3: Cross multiply
    76,603.13x = 114,905.28 × 26,683.15
  4. Step 4: Simplify right side
    76,603.13x = 3,066,034,945.82
  5. Step 5: Solve for x
    x = 3,066,034,945.82/76,603.13
  6. Step 6: Final answer
    x = 40,024.93

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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.