Home / 94,513.41-130,428.11-51,492.78

Finding the Fourth Proportional to 94,513.41, 130,428.11 and 51,492.78

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Solution

The fourth proportional to 94,513.41, 130,428.11 and 51,492.78 is: 71,059.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,513.41 : 130,428.11 = 51,492.78 : x
  2. Step 2: Convert to fraction form
    94,513.41/130,428.11 = 51,492.78/x
  3. Step 3: Cross multiply
    94,513.41x = 130,428.11 × 51,492.78
  4. Step 4: Simplify right side
    94,513.41x = 6,716,106,102.78
  5. Step 5: Solve for x
    x = 6,716,106,102.78/94,513.41
  6. Step 6: Final answer
    x = 71,059.82

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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.