Home / 94,140.36-129,932.10-58,346.28

Finding the Fourth Proportional to 94,140.36, 129,932.10 and 58,346.28

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Solution

The fourth proportional to 94,140.36, 129,932.10 and 58,346.28 is: 80,529.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,140.36 : 129,932.10 = 58,346.28 : x
  2. Step 2: Convert to fraction form
    94,140.36/129,932.10 = 58,346.28/x
  3. Step 3: Cross multiply
    94,140.36x = 129,932.10 × 58,346.28
  4. Step 4: Simplify right side
    94,140.36x = 7,581,054,687.59
  5. Step 5: Solve for x
    x = 7,581,054,687.59/94,140.36
  6. Step 6: Final answer
    x = 80,529.27

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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.