Home / 94,146.09-129,884.03-60,145.76

Finding the Fourth Proportional to 94,146.09, 129,884.03 and 60,145.76

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Solution

The fourth proportional to 94,146.09, 129,884.03 and 60,145.76 is: 82,977.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,146.09 : 129,884.03 = 60,145.76 : x
  2. Step 2: Convert to fraction form
    94,146.09/129,884.03 = 60,145.76/x
  3. Step 3: Cross multiply
    94,146.09x = 129,884.03 × 60,145.76
  4. Step 4: Simplify right side
    94,146.09x = 7,811,973,696.21
  5. Step 5: Solve for x
    x = 7,811,973,696.21/94,146.09
  6. Step 6: Final answer
    x = 82,977.14

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1.5x scale

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.