Home / 178,574.07-267,858.18-71,955.45

Finding the Fourth Proportional to 178,574.07, 267,858.18 and 71,955.45

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Solution

The fourth proportional to 178,574.07, 267,858.18 and 71,955.45 is: 107,932.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,574.07 : 267,858.18 = 71,955.45 : x
  2. Step 2: Convert to fraction form
    178,574.07/267,858.18 = 71,955.45/x
  3. Step 3: Cross multiply
    178,574.07x = 267,858.18 × 71,955.45
  4. Step 4: Simplify right side
    178,574.07x = 19,273,855,878.08
  5. Step 5: Solve for x
    x = 19,273,855,878.08/178,574.07
  6. Step 6: Final answer
    x = 107,932.00

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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.