Home / 228,097.80-314,762.22-126,117.36

Finding the Fourth Proportional to 228,097.80, 314,762.22 and 126,117.36

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Solution

The fourth proportional to 228,097.80, 314,762.22 and 126,117.36 is: 174,034.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,097.80 : 314,762.22 = 126,117.36 : x
  2. Step 2: Convert to fraction form
    228,097.80/314,762.22 = 126,117.36/x
  3. Step 3: Cross multiply
    228,097.80x = 314,762.22 × 126,117.36
  4. Step 4: Simplify right side
    228,097.80x = 39,696,980,214.14
  5. Step 5: Solve for x
    x = 39,696,980,214.14/228,097.80
  6. Step 6: Final answer
    x = 174,034.91

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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.