Home / 100,558.38-150,901.10-56,214.23

Finding the Fourth Proportional to 100,558.38, 150,901.10 and 56,214.23

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Solution

The fourth proportional to 100,558.38, 150,901.10 and 56,214.23 is: 84,356.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,558.38 : 150,901.10 = 56,214.23 : x
  2. Step 2: Convert to fraction form
    100,558.38/150,901.10 = 56,214.23/x
  3. Step 3: Cross multiply
    100,558.38x = 150,901.10 × 56,214.23
  4. Step 4: Simplify right side
    100,558.38x = 8,482,788,107.08
  5. Step 5: Solve for x
    x = 8,482,788,107.08/100,558.38
  6. Step 6: Final answer
    x = 84,356.85

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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.