Home / 154,064.40-230,837.40-144,733.20

Finding the Fourth Proportional to 154,064.40, 230,837.40 and 144,733.20

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Solution

The fourth proportional to 154,064.40, 230,837.40 and 144,733.20 is: 216,856.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,064.40 : 230,837.40 = 144,733.20 : x
  2. Step 2: Convert to fraction form
    154,064.40/230,837.40 = 144,733.20/x
  3. Step 3: Cross multiply
    154,064.40x = 230,837.40 × 144,733.20
  4. Step 4: Simplify right side
    154,064.40x = 33,409,835,581.68
  5. Step 5: Solve for x
    x = 33,409,835,581.68/154,064.40
  6. Step 6: Final answer
    x = 216,856.30

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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.