Home / 100,569.52-150,917.80-56,225.36

Finding the Fourth Proportional to 100,569.52, 150,917.80 and 56,225.36

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Solution

The fourth proportional to 100,569.52, 150,917.80 and 56,225.36 is: 84,373.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,569.52 : 150,917.80 = 56,225.36 : x
  2. Step 2: Convert to fraction form
    100,569.52/150,917.80 = 56,225.36/x
  3. Step 3: Cross multiply
    100,569.52x = 150,917.80 × 56,225.36
  4. Step 4: Simplify right side
    100,569.52x = 8,485,407,635.41
  5. Step 5: Solve for x
    x = 8,485,407,635.41/100,569.52
  6. Step 6: Final answer
    x = 84,373.55

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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.