Home / 76,632.48-114,902.88-29,830.56

Finding the Fourth Proportional to 76,632.48, 114,902.88 and 29,830.56

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Solution

The fourth proportional to 76,632.48, 114,902.88 and 29,830.56 is: 44,728.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,632.48 : 114,902.88 = 29,830.56 : x
  2. Step 2: Convert to fraction form
    76,632.48/114,902.88 = 29,830.56/x
  3. Step 3: Cross multiply
    76,632.48x = 114,902.88 × 29,830.56
  4. Step 4: Simplify right side
    76,632.48x = 3,427,617,256.01
  5. Step 5: Solve for x
    x = 3,427,617,256.01/76,632.48
  6. Step 6: Final answer
    x = 44,728.00

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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.