Home / 152,350.64-228,386.01-52,487.09

Finding the Fourth Proportional to 152,350.64, 228,386.01 and 52,487.09

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Solution

The fourth proportional to 152,350.64, 228,386.01 and 52,487.09 is: 78,682.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,350.64 : 228,386.01 = 52,487.09 : x
  2. Step 2: Convert to fraction form
    152,350.64/228,386.01 = 52,487.09/x
  3. Step 3: Cross multiply
    152,350.64x = 228,386.01 × 52,487.09
  4. Step 4: Simplify right side
    152,350.64x = 11,987,316,776.13
  5. Step 5: Solve for x
    x = 11,987,316,776.13/152,350.64
  6. Step 6: Final answer
    x = 78,682.42

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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.