Home / 109,942.20-164,913.30-97,476.30

Finding the Fourth Proportional to 109,942.20, 164,913.30 and 97,476.30

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Solution

The fourth proportional to 109,942.20, 164,913.30 and 97,476.30 is: 146,214.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,942.20 : 164,913.30 = 97,476.30 : x
  2. Step 2: Convert to fraction form
    109,942.20/164,913.30 = 97,476.30/x
  3. Step 3: Cross multiply
    109,942.20x = 164,913.30 × 97,476.30
  4. Step 4: Simplify right side
    109,942.20x = 16,075,138,304.79
  5. Step 5: Solve for x
    x = 16,075,138,304.79/109,942.20
  6. Step 6: Final answer
    x = 146,214.45

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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.