Home / 186,142.02-279,209.43-53,023.14

Finding the Fourth Proportional to 186,142.02, 279,209.43 and 53,023.14

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Solution

The fourth proportional to 186,142.02, 279,209.43 and 53,023.14 is: 79,533.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,142.02 : 279,209.43 = 53,023.14 : x
  2. Step 2: Convert to fraction form
    186,142.02/279,209.43 = 53,023.14/x
  3. Step 3: Cross multiply
    186,142.02x = 279,209.43 × 53,023.14
  4. Step 4: Simplify right side
    186,142.02x = 14,804,560,696.21
  5. Step 5: Solve for x
    x = 14,804,560,696.21/186,142.02
  6. Step 6: Final answer
    x = 79,533.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.