Home / 228,104.48-314,756.72-126,116.16

Finding the Fourth Proportional to 228,104.48, 314,756.72 and 126,116.16

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Solution

The fourth proportional to 228,104.48, 314,756.72 and 126,116.16 is: 174,025.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,104.48 : 314,756.72 = 126,116.16 : x
  2. Step 2: Convert to fraction form
    228,104.48/314,756.72 = 126,116.16/x
  3. Step 3: Cross multiply
    228,104.48x = 314,756.72 × 126,116.16
  4. Step 4: Simplify right side
    228,104.48x = 39,695,908,860.60
  5. Step 5: Solve for x
    x = 39,695,908,860.60/228,104.48
  6. Step 6: Final answer
    x = 174,025.12

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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.