Home / 76,460.13-114,560.78-46,816.07

Finding the Fourth Proportional to 76,460.13, 114,560.78 and 46,816.07

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Solution

The fourth proportional to 76,460.13, 114,560.78 and 46,816.07 is: 70,144.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,460.13 : 114,560.78 = 46,816.07 : x
  2. Step 2: Convert to fraction form
    76,460.13/114,560.78 = 46,816.07/x
  3. Step 3: Cross multiply
    76,460.13x = 114,560.78 × 46,816.07
  4. Step 4: Simplify right side
    76,460.13x = 5,363,284,688.85
  5. Step 5: Solve for x
    x = 5,363,284,688.85/76,460.13
  6. Step 6: Final answer
    x = 70,144.85

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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.