Home / 228,155.12-314,705.76-146,353.92

Finding the Fourth Proportional to 228,155.12, 314,705.76 and 146,353.92

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Solution

The fourth proportional to 228,155.12, 314,705.76 and 146,353.92 is: 201,873.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,155.12 : 314,705.76 = 146,353.92 : x
  2. Step 2: Convert to fraction form
    228,155.12/314,705.76 = 146,353.92/x
  3. Step 3: Cross multiply
    228,155.12x = 314,705.76 × 146,353.92
  4. Step 4: Simplify right side
    228,155.12x = 46,058,421,622.58
  5. Step 5: Solve for x
    x = 46,058,421,622.58/228,155.12
  6. Step 6: Final answer
    x = 201,873.28

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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.