Home / 82,923.39-124,296.39-47,307.96

Finding the Fourth Proportional to 82,923.39, 124,296.39 and 47,307.96

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Solution

The fourth proportional to 82,923.39, 124,296.39 and 47,307.96 is: 70,911.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,923.39 : 124,296.39 = 47,307.96 : x
  2. Step 2: Convert to fraction form
    82,923.39/124,296.39 = 47,307.96/x
  3. Step 3: Cross multiply
    82,923.39x = 124,296.39 × 47,307.96
  4. Step 4: Simplify right side
    82,923.39x = 5,880,208,646.26
  5. Step 5: Solve for x
    x = 5,880,208,646.26/82,923.39
  6. Step 6: Final answer
    x = 70,911.34

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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.