Home / 102,854.00-141,935.39-57,535.72

Finding the Fourth Proportional to 102,854.00, 141,935.39 and 57,535.72

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Solution

The fourth proportional to 102,854.00, 141,935.39 and 57,535.72 is: 79,397.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,854.00 : 141,935.39 = 57,535.72 : x
  2. Step 2: Convert to fraction form
    102,854.00/141,935.39 = 57,535.72/x
  3. Step 3: Cross multiply
    102,854.00x = 141,935.39 × 57,535.72
  4. Step 4: Simplify right side
    102,854.00x = 8,166,354,430.37
  5. Step 5: Solve for x
    x = 8,166,354,430.37/102,854.00
  6. Step 6: Final answer
    x = 79,397.54

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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.