Home / 154,284.29-231,426.44-65,475.52

Finding the Fourth Proportional to 154,284.29, 231,426.44 and 65,475.52

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Solution

The fourth proportional to 154,284.29, 231,426.44 and 65,475.52 is: 98,213.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,284.29 : 231,426.44 = 65,475.52 : x
  2. Step 2: Convert to fraction form
    154,284.29/231,426.44 = 65,475.52/x
  3. Step 3: Cross multiply
    154,284.29x = 231,426.44 × 65,475.52
  4. Step 4: Simplify right side
    154,284.29x = 15,152,765,840.34
  5. Step 5: Solve for x
    x = 15,152,765,840.34/154,284.29
  6. Step 6: Final answer
    x = 98,213.28

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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.