Home / 228,045.90-314,701.23-126,077.70

Finding the Fourth Proportional to 228,045.90, 314,701.23 and 126,077.70

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Solution

The fourth proportional to 228,045.90, 314,701.23 and 126,077.70 is: 173,986.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,045.90 : 314,701.23 = 126,077.70 : x
  2. Step 2: Convert to fraction form
    228,045.90/314,701.23 = 126,077.70/x
  3. Step 3: Cross multiply
    228,045.90x = 314,701.23 × 126,077.70
  4. Step 4: Simplify right side
    228,045.90x = 39,676,807,265.57
  5. Step 5: Solve for x
    x = 39,676,807,265.57/228,045.90
  6. Step 6: Final answer
    x = 173,986.06

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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.