Home / 152,342.32-228,528.78-52,489.48

Finding the Fourth Proportional to 152,342.32, 228,528.78 and 52,489.48

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Solution

The fourth proportional to 152,342.32, 228,528.78 and 52,489.48 is: 78,739.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,342.32 : 228,528.78 = 52,489.48 : x
  2. Step 2: Convert to fraction form
    152,342.32/228,528.78 = 52,489.48/x
  3. Step 3: Cross multiply
    152,342.32x = 228,528.78 × 52,489.48
  4. Step 4: Simplify right side
    152,342.32x = 11,995,356,827.23
  5. Step 5: Solve for x
    x = 11,995,356,827.23/152,342.32
  6. Step 6: Final answer
    x = 78,739.49

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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.