Home / 152,533.68-228,708.24-68,278.32

Finding the Fourth Proportional to 152,533.68, 228,708.24 and 68,278.32

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Solution

The fourth proportional to 152,533.68, 228,708.24 and 68,278.32 is: 102,376.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,533.68 : 228,708.24 = 68,278.32 : x
  2. Step 2: Convert to fraction form
    152,533.68/228,708.24 = 68,278.32/x
  3. Step 3: Cross multiply
    152,533.68x = 228,708.24 × 68,278.32
  4. Step 4: Simplify right side
    152,533.68x = 15,615,814,397.36
  5. Step 5: Solve for x
    x = 15,615,814,397.36/152,533.68
  6. Step 6: Final answer
    x = 102,376.17

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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.