Home / 229,403.15-344,026.29-87,214.13

Finding the Fourth Proportional to 229,403.15, 344,026.29 and 87,214.13

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Solution

The fourth proportional to 229,403.15, 344,026.29 and 87,214.13 is: 130,791.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,403.15 : 344,026.29 = 87,214.13 : x
  2. Step 2: Convert to fraction form
    229,403.15/344,026.29 = 87,214.13/x
  3. Step 3: Cross multiply
    229,403.15x = 344,026.29 × 87,214.13
  4. Step 4: Simplify right side
    229,403.15x = 30,003,953,579.48
  5. Step 5: Solve for x
    x = 30,003,953,579.48/229,403.15
  6. Step 6: Final answer
    x = 130,791.38

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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.