Home / 94,277.41-130,105.53-57,485.78

Finding the Fourth Proportional to 94,277.41, 130,105.53 and 57,485.78

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Solution

The fourth proportional to 94,277.41, 130,105.53 and 57,485.78 is: 79,332.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,277.41 : 130,105.53 = 57,485.78 : x
  2. Step 2: Convert to fraction form
    94,277.41/130,105.53 = 57,485.78/x
  3. Step 3: Cross multiply
    94,277.41x = 130,105.53 × 57,485.78
  4. Step 4: Simplify right side
    94,277.41x = 7,479,217,639.87
  5. Step 5: Solve for x
    x = 7,479,217,639.87/94,277.41
  6. Step 6: Final answer
    x = 79,332.03

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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.