Home / 152,185.09-228,308.77-52,332.31

Finding the Fourth Proportional to 152,185.09, 228,308.77 and 52,332.31

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Solution

The fourth proportional to 152,185.09, 228,308.77 and 52,332.31 is: 78,509.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,185.09 : 228,308.77 = 52,332.31 : x
  2. Step 2: Convert to fraction form
    152,185.09/228,308.77 = 52,332.31/x
  3. Step 3: Cross multiply
    152,185.09x = 228,308.77 × 52,332.31
  4. Step 4: Simplify right side
    152,185.09x = 11,947,925,327.36
  5. Step 5: Solve for x
    x = 11,947,925,327.36/152,185.09
  6. Step 6: Final answer
    x = 78,509.17

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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.