Home / 154,845.20-232,210.20-61,331.60

Finding the Fourth Proportional to 154,845.20, 232,210.20 and 61,331.60

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Solution

The fourth proportional to 154,845.20, 232,210.20 and 61,331.60 is: 91,974.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,845.20 : 232,210.20 = 61,331.60 : x
  2. Step 2: Convert to fraction form
    154,845.20/232,210.20 = 61,331.60/x
  3. Step 3: Cross multiply
    154,845.20x = 232,210.20 × 61,331.60
  4. Step 4: Simplify right side
    154,845.20x = 14,241,823,102.32
  5. Step 5: Solve for x
    x = 14,241,823,102.32/154,845.20
  6. Step 6: Final answer
    x = 91,974.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.