Home / 76,572.17-114,858.26-23,985.75

Finding the Fourth Proportional to 76,572.17, 114,858.26 and 23,985.75

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Solution

The fourth proportional to 76,572.17, 114,858.26 and 23,985.75 is: 35,978.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,572.17 : 114,858.26 = 23,985.75 : x
  2. Step 2: Convert to fraction form
    76,572.17/114,858.26 = 23,985.75/x
  3. Step 3: Cross multiply
    76,572.17x = 114,858.26 × 23,985.75
  4. Step 4: Simplify right side
    76,572.17x = 2,754,961,389.87
  5. Step 5: Solve for x
    x = 2,754,961,389.87/76,572.17
  6. Step 6: Final answer
    x = 35,978.63

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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.