Home / 102,222.81-153,285.71-35,654.85

Finding the Fourth Proportional to 102,222.81, 153,285.71 and 35,654.85

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Solution

The fourth proportional to 102,222.81, 153,285.71 and 35,654.85 is: 53,465.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,222.81 : 153,285.71 = 35,654.85 : x
  2. Step 2: Convert to fraction form
    102,222.81/153,285.71 = 35,654.85/x
  3. Step 3: Cross multiply
    102,222.81x = 153,285.71 × 35,654.85
  4. Step 4: Simplify right side
    102,222.81x = 5,465,378,818.92
  5. Step 5: Solve for x
    x = 5,465,378,818.92/102,222.81
  6. Step 6: Final answer
    x = 53,465.35

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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.