Home / 228,511.01-315,341.33-126,534.29

Finding the Fourth Proportional to 228,511.01, 315,341.33 and 126,534.29

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Solution

The fourth proportional to 228,511.01, 315,341.33 and 126,534.29 is: 174,615.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,511.01 : 315,341.33 = 126,534.29 : x
  2. Step 2: Convert to fraction form
    228,511.01/315,341.33 = 126,534.29/x
  3. Step 3: Cross multiply
    228,511.01x = 315,341.33 × 126,534.29
  4. Step 4: Simplify right side
    228,511.01x = 39,901,489,089.83
  5. Step 5: Solve for x
    x = 39,901,489,089.83/228,511.01
  6. Step 6: Final answer
    x = 174,615.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.