Home / 228,518.28-315,303.03-146,889.18

Finding the Fourth Proportional to 228,518.28, 315,303.03 and 146,889.18

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Solution

The fourth proportional to 228,518.28, 315,303.03 and 146,889.18 is: 202,673.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,518.28 : 315,303.03 = 146,889.18 : x
  2. Step 2: Convert to fraction form
    228,518.28/315,303.03 = 146,889.18/x
  3. Step 3: Cross multiply
    228,518.28x = 315,303.03 × 146,889.18
  4. Step 4: Simplify right side
    228,518.28x = 46,314,603,528.22
  5. Step 5: Solve for x
    x = 46,314,603,528.22/228,518.28
  6. Step 6: Final answer
    x = 202,673.52

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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.