Home / 77,658.29-116,487.56-23,623.45

Finding the Fourth Proportional to 77,658.29, 116,487.56 and 23,623.45

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Solution

The fourth proportional to 77,658.29, 116,487.56 and 23,623.45 is: 35,435.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,658.29 : 116,487.56 = 23,623.45 : x
  2. Step 2: Convert to fraction form
    77,658.29/116,487.56 = 23,623.45/x
  3. Step 3: Cross multiply
    77,658.29x = 116,487.56 × 23,623.45
  4. Step 4: Simplify right side
    77,658.29x = 2,751,837,639.95
  5. Step 5: Solve for x
    x = 2,751,837,639.95/77,658.29
  6. Step 6: Final answer
    x = 35,435.21

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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.