Home / 208,547.24-312,772.94-124,331.24

Finding the Fourth Proportional to 208,547.24, 312,772.94 and 124,331.24

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Solution

The fourth proportional to 208,547.24, 312,772.94 and 124,331.24 is: 186,468.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,547.24 : 312,772.94 = 124,331.24 : x
  2. Step 2: Convert to fraction form
    208,547.24/312,772.94 = 124,331.24/x
  3. Step 3: Cross multiply
    208,547.24x = 312,772.94 × 124,331.24
  4. Step 4: Simplify right side
    208,547.24x = 38,887,447,468.65
  5. Step 5: Solve for x
    x = 38,887,447,468.65/208,547.24
  6. Step 6: Final answer
    x = 186,468.29

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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.