Home / 134,927.52-186,197.76-74,504

Finding the Fourth Proportional to 134,927.52, 186,197.76 and 74,504

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Solution

The fourth proportional to 134,927.52, 186,197.76 and 74,504 is: 102,814.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,927.52 : 186,197.76 = 74,504 : x
  2. Step 2: Convert to fraction form
    134,927.52/186,197.76 = 74,504/x
  3. Step 3: Cross multiply
    134,927.52x = 186,197.76 × 74,504
  4. Step 4: Simplify right side
    134,927.52x = 13,872,477,911.04
  5. Step 5: Solve for x
    x = 13,872,477,911.04/134,927.52
  6. Step 6: Final answer
    x = 102,814.30

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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.