Home / 102,303.42-153,295.97-39,089.06

Finding the Fourth Proportional to 102,303.42, 153,295.97 and 39,089.06

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Solution

The fourth proportional to 102,303.42, 153,295.97 and 39,089.06 is: 58,572.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,303.42 : 153,295.97 = 39,089.06 : x
  2. Step 2: Convert to fraction form
    102,303.42/153,295.97 = 39,089.06/x
  3. Step 3: Cross multiply
    102,303.42x = 153,295.97 × 39,089.06
  4. Step 4: Simplify right side
    102,303.42x = 5,992,195,369.09
  5. Step 5: Solve for x
    x = 5,992,195,369.09/102,303.42
  6. Step 6: Final answer
    x = 58,572.78

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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.