Home / 364,987.26-547,482.20-112,266.05

Finding the Fourth Proportional to 364,987.26, 547,482.20 and 112,266.05

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Solution

The fourth proportional to 364,987.26, 547,482.20 and 112,266.05 is: 168,399.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,987.26 : 547,482.20 = 112,266.05 : x
  2. Step 2: Convert to fraction form
    364,987.26/547,482.20 = 112,266.05/x
  3. Step 3: Cross multiply
    364,987.26x = 547,482.20 × 112,266.05
  4. Step 4: Simplify right side
    364,987.26x = 61,463,660,740.57
  5. Step 5: Solve for x
    x = 61,463,660,740.57/364,987.26
  6. Step 6: Final answer
    x = 168,399.47

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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.