Home / 102,352.27-141,244-57,030.07

Finding the Fourth Proportional to 102,352.27, 141,244 and 57,030.07

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Solution

The fourth proportional to 102,352.27, 141,244 and 57,030.07 is: 78,700.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,352.27 : 141,244 = 57,030.07 : x
  2. Step 2: Convert to fraction form
    102,352.27/141,244 = 57,030.07/x
  3. Step 3: Cross multiply
    102,352.27x = 141,244 × 57,030.07
  4. Step 4: Simplify right side
    102,352.27x = 8,055,155,207.08
  5. Step 5: Solve for x
    x = 8,055,155,207.08/102,352.27
  6. Step 6: Final answer
    x = 78,700.31

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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.