Home / 177,969.12-266,953.80-53,310

Finding the Fourth Proportional to 177,969.12, 266,953.80 and 53,310

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Solution

The fourth proportional to 177,969.12, 266,953.80 and 53,310 is: 79,965.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,969.12 : 266,953.80 = 53,310 : x
  2. Step 2: Convert to fraction form
    177,969.12/266,953.80 = 53,310/x
  3. Step 3: Cross multiply
    177,969.12x = 266,953.80 × 53,310
  4. Step 4: Simplify right side
    177,969.12x = 14,231,307,078
  5. Step 5: Solve for x
    x = 14,231,307,078/177,969.12
  6. Step 6: Final answer
    x = 79,965.04

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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.