Home / 76,350.57-114,575.16-29,603.45

Finding the Fourth Proportional to 76,350.57, 114,575.16 and 29,603.45

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Solution

The fourth proportional to 76,350.57, 114,575.16 and 29,603.45 is: 44,424.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,350.57 : 114,575.16 = 29,603.45 : x
  2. Step 2: Convert to fraction form
    76,350.57/114,575.16 = 29,603.45/x
  3. Step 3: Cross multiply
    76,350.57x = 114,575.16 × 29,603.45
  4. Step 4: Simplify right side
    76,350.57x = 3,391,819,447.43
  5. Step 5: Solve for x
    x = 3,391,819,447.43/76,350.57
  6. Step 6: Final answer
    x = 44,424.28

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1.5x scale

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.