Home / 151,998.32-228,001.40-72,017.52

Finding the Fourth Proportional to 151,998.32, 228,001.40 and 72,017.52

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Solution

The fourth proportional to 151,998.32, 228,001.40 and 72,017.52 is: 108,028.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,998.32 : 228,001.40 = 72,017.52 : x
  2. Step 2: Convert to fraction form
    151,998.32/228,001.40 = 72,017.52/x
  3. Step 3: Cross multiply
    151,998.32x = 228,001.40 × 72,017.52
  4. Step 4: Simplify right side
    151,998.32x = 16,420,095,384.53
  5. Step 5: Solve for x
    x = 16,420,095,384.53/151,998.32
  6. Step 6: Final answer
    x = 108,028.14

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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.