Home / 94,047.78-129,785.58-51,607.02

Finding the Fourth Proportional to 94,047.78, 129,785.58 and 51,607.02

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Solution

The fourth proportional to 94,047.78, 129,785.58 and 51,607.02 is: 71,217.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,047.78 : 129,785.58 = 51,607.02 : x
  2. Step 2: Convert to fraction form
    94,047.78/129,785.58 = 51,607.02/x
  3. Step 3: Cross multiply
    94,047.78x = 129,785.58 × 51,607.02
  4. Step 4: Simplify right side
    94,047.78x = 6,697,847,022.77
  5. Step 5: Solve for x
    x = 6,697,847,022.77/94,047.78
  6. Step 6: Final answer
    x = 71,217.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.