Home / 136,229.28-204,345.08-47,482.64

Finding the Fourth Proportional to 136,229.28, 204,345.08 and 47,482.64

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Solution

The fourth proportional to 136,229.28, 204,345.08 and 47,482.64 is: 71,224.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,229.28 : 204,345.08 = 47,482.64 : x
  2. Step 2: Convert to fraction form
    136,229.28/204,345.08 = 47,482.64/x
  3. Step 3: Cross multiply
    136,229.28x = 204,345.08 × 47,482.64
  4. Step 4: Simplify right side
    136,229.28x = 9,702,843,869.41
  5. Step 5: Solve for x
    x = 9,702,843,869.41/136,229.28
  6. Step 6: Final answer
    x = 71,224.36

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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.