Home / 102,394.35-153,660.72-35,835.05

Finding the Fourth Proportional to 102,394.35, 153,660.72 and 35,835.05

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Solution

The fourth proportional to 102,394.35, 153,660.72 and 35,835.05 is: 53,776.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,394.35 : 153,660.72 = 35,835.05 : x
  2. Step 2: Convert to fraction form
    102,394.35/153,660.72 = 35,835.05/x
  3. Step 3: Cross multiply
    102,394.35x = 153,660.72 × 35,835.05
  4. Step 4: Simplify right side
    102,394.35x = 5,506,439,584.24
  5. Step 5: Solve for x
    x = 5,506,439,584.24/102,394.35
  6. Step 6: Final answer
    x = 53,776.79

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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.