Home / 64,142.14-88,458.84-40,271.04

Finding the Fourth Proportional to 64,142.14, 88,458.84 and 40,271.04

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Solution

The fourth proportional to 64,142.14, 88,458.84 and 40,271.04 is: 55,538.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,142.14 : 88,458.84 = 40,271.04 : x
  2. Step 2: Convert to fraction form
    64,142.14/88,458.84 = 40,271.04/x
  3. Step 3: Cross multiply
    64,142.14x = 88,458.84 × 40,271.04
  4. Step 4: Simplify right side
    64,142.14x = 3,562,329,483.99
  5. Step 5: Solve for x
    x = 3,562,329,483.99/64,142.14
  6. Step 6: Final answer
    x = 55,538.05

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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.