Home / 84,386.99-126,580.66-34,467.10

Finding the Fourth Proportional to 84,386.99, 126,580.66 and 34,467.10

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Solution

The fourth proportional to 84,386.99, 126,580.66 and 34,467.10 is: 51,700.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,386.99 : 126,580.66 = 34,467.10 : x
  2. Step 2: Convert to fraction form
    84,386.99/126,580.66 = 34,467.10/x
  3. Step 3: Cross multiply
    84,386.99x = 126,580.66 × 34,467.10
  4. Step 4: Simplify right side
    84,386.99x = 4,362,867,863.67
  5. Step 5: Solve for x
    x = 4,362,867,863.67/84,386.99
  6. Step 6: Final answer
    x = 51,700.72

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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.