Home / 136,187.07-204,281.51-47,442.25

Finding the Fourth Proportional to 136,187.07, 204,281.51 and 47,442.25

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Solution

The fourth proportional to 136,187.07, 204,281.51 and 47,442.25 is: 71,163.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,187.07 : 204,281.51 = 47,442.25 : x
  2. Step 2: Convert to fraction form
    136,187.07/204,281.51 = 47,442.25/x
  3. Step 3: Cross multiply
    136,187.07x = 204,281.51 × 47,442.25
  4. Step 4: Simplify right side
    136,187.07x = 9,691,574,467.80
  5. Step 5: Solve for x
    x = 9,691,574,467.80/136,187.07
  6. Step 6: Final answer
    x = 71,163.69

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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.