Home / 152,646.72-228,923.40-105,564.39

Finding the Fourth Proportional to 152,646.72, 228,923.40 and 105,564.39

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Solution

The fourth proportional to 152,646.72, 228,923.40 and 105,564.39 is: 158,314.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,646.72 : 228,923.40 = 105,564.39 : x
  2. Step 2: Convert to fraction form
    152,646.72/228,923.40 = 105,564.39/x
  3. Step 3: Cross multiply
    152,646.72x = 228,923.40 × 105,564.39
  4. Step 4: Simplify right side
    152,646.72x = 24,166,159,077.73
  5. Step 5: Solve for x
    x = 24,166,159,077.73/152,646.72
  6. Step 6: Final answer
    x = 158,314.30

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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.