Home / 100,558.48-150,901.30-56,214.34

Finding the Fourth Proportional to 100,558.48, 150,901.30 and 56,214.34

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Solution

The fourth proportional to 100,558.48, 150,901.30 and 56,214.34 is: 84,357.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,558.48 : 150,901.30 = 56,214.34 : x
  2. Step 2: Convert to fraction form
    100,558.48/150,901.30 = 56,214.34/x
  3. Step 3: Cross multiply
    100,558.48x = 150,901.30 × 56,214.34
  4. Step 4: Simplify right side
    100,558.48x = 8,482,816,984.64
  5. Step 5: Solve for x
    x = 8,482,816,984.64/100,558.48
  6. Step 6: Final answer
    x = 84,357.05

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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.