Home / 229,641.08-344,275.74-71,788.28

Finding the Fourth Proportional to 229,641.08, 344,275.74 and 71,788.28

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Solution

The fourth proportional to 229,641.08, 344,275.74 and 71,788.28 is: 107,624.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,641.08 : 344,275.74 = 71,788.28 : x
  2. Step 2: Convert to fraction form
    229,641.08/344,275.74 = 71,788.28/x
  3. Step 3: Cross multiply
    229,641.08x = 344,275.74 × 71,788.28
  4. Step 4: Simplify right side
    229,641.08x = 24,714,963,220.33
  5. Step 5: Solve for x
    x = 24,714,963,220.33/229,641.08
  6. Step 6: Final answer
    x = 107,624.31

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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.