Home / 208,570.92-312,840.06-58,805.16

Finding the Fourth Proportional to 208,570.92, 312,840.06 and 58,805.16

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Solution

The fourth proportional to 208,570.92, 312,840.06 and 58,805.16 is: 88,203.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,570.92 : 312,840.06 = 58,805.16 : x
  2. Step 2: Convert to fraction form
    208,570.92/312,840.06 = 58,805.16/x
  3. Step 3: Cross multiply
    208,570.92x = 312,840.06 × 58,805.16
  4. Step 4: Simplify right side
    208,570.92x = 18,396,609,782.71
  5. Step 5: Solve for x
    x = 18,396,609,782.71/208,570.92
  6. Step 6: Final answer
    x = 88,203.14

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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.