Home / 228,008.98-314,683.67-131,210.85

Finding the Fourth Proportional to 228,008.98, 314,683.67 and 131,210.85

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Solution

The fourth proportional to 228,008.98, 314,683.67 and 131,210.85 is: 181,088.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,008.98 : 314,683.67 = 131,210.85 : x
  2. Step 2: Convert to fraction form
    228,008.98/314,683.67 = 131,210.85/x
  3. Step 3: Cross multiply
    228,008.98x = 314,683.67 × 131,210.85
  4. Step 4: Simplify right side
    228,008.98x = 41,289,911,821.82
  5. Step 5: Solve for x
    x = 41,289,911,821.82/228,008.98
  6. Step 6: Final answer
    x = 181,088.97

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1.5x scale

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.