Home / 108,946.94-150,338.58-61,190.96

Finding the Fourth Proportional to 108,946.94, 150,338.58 and 61,190.96

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Solution

The fourth proportional to 108,946.94, 150,338.58 and 61,190.96 is: 84,438.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,946.94 : 150,338.58 = 61,190.96 : x
  2. Step 2: Convert to fraction form
    108,946.94/150,338.58 = 61,190.96/x
  3. Step 3: Cross multiply
    108,946.94x = 150,338.58 × 61,190.96
  4. Step 4: Simplify right side
    108,946.94x = 9,199,362,035.24
  5. Step 5: Solve for x
    x = 9,199,362,035.24/108,946.94
  6. Step 6: Final answer
    x = 84,438.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.