Home / 185,838.45-278,768.25-52,708.18

Finding the Fourth Proportional to 185,838.45, 278,768.25 and 52,708.18

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Solution

The fourth proportional to 185,838.45, 278,768.25 and 52,708.18 is: 79,065.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,838.45 : 278,768.25 = 52,708.18 : x
  2. Step 2: Convert to fraction form
    185,838.45/278,768.25 = 52,708.18/x
  3. Step 3: Cross multiply
    185,838.45x = 278,768.25 × 52,708.18
  4. Step 4: Simplify right side
    185,838.45x = 14,693,366,402.36
  5. Step 5: Solve for x
    x = 14,693,366,402.36/185,838.45
  6. Step 6: Final answer
    x = 79,065.27

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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.