Home / 229,788.72-344,683.26-72,029.46

Finding the Fourth Proportional to 229,788.72, 344,683.26 and 72,029.46

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Solution

The fourth proportional to 229,788.72, 344,683.26 and 72,029.46 is: 108,044.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,788.72 : 344,683.26 = 72,029.46 : x
  2. Step 2: Convert to fraction form
    229,788.72/344,683.26 = 72,029.46/x
  3. Step 3: Cross multiply
    229,788.72x = 344,683.26 × 72,029.46
  4. Step 4: Simplify right side
    229,788.72x = 24,827,349,088.84
  5. Step 5: Solve for x
    x = 24,827,349,088.84/229,788.72
  6. Step 6: Final answer
    x = 108,044.25

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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.