Home / 82,864.44-124,296.59-20,534.94

Finding the Fourth Proportional to 82,864.44, 124,296.59 and 20,534.94

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Solution

The fourth proportional to 82,864.44, 124,296.59 and 20,534.94 is: 30,802.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,864.44 : 124,296.59 = 20,534.94 : x
  2. Step 2: Convert to fraction form
    82,864.44/124,296.59 = 20,534.94/x
  3. Step 3: Cross multiply
    82,864.44x = 124,296.59 × 20,534.94
  4. Step 4: Simplify right side
    82,864.44x = 2,552,423,069.19
  5. Step 5: Solve for x
    x = 2,552,423,069.19/82,864.44
  6. Step 6: Final answer
    x = 30,802.39

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1.5x scale

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.