Home / 136,423.31-204,666.62-42,926.63

Finding the Fourth Proportional to 136,423.31, 204,666.62 and 42,926.63

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Solution

The fourth proportional to 136,423.31, 204,666.62 and 42,926.63 is: 64,399.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,423.31 : 204,666.62 = 42,926.63 : x
  2. Step 2: Convert to fraction form
    136,423.31/204,666.62 = 42,926.63/x
  3. Step 3: Cross multiply
    136,423.31x = 204,666.62 × 42,926.63
  4. Step 4: Simplify right side
    136,423.31x = 8,785,647,032.12
  5. Step 5: Solve for x
    x = 8,785,647,032.12/136,423.31
  6. Step 6: Final answer
    x = 64,399.90

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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.