Home / 146,869.59-202,685.04-82,341.56

Finding the Fourth Proportional to 146,869.59, 202,685.04 and 82,341.56

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Solution

The fourth proportional to 146,869.59, 202,685.04 and 82,341.56 is: 113,634.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,869.59 : 202,685.04 = 82,341.56 : x
  2. Step 2: Convert to fraction form
    146,869.59/202,685.04 = 82,341.56/x
  3. Step 3: Cross multiply
    146,869.59x = 202,685.04 × 82,341.56
  4. Step 4: Simplify right side
    146,869.59x = 16,689,401,368.84
  5. Step 5: Solve for x
    x = 16,689,401,368.84/146,869.59
  6. Step 6: Final answer
    x = 113,634.15

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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.