Home / 149,284.04-223,891.20-42,665.06

Finding the Fourth Proportional to 149,284.04, 223,891.20 and 42,665.06

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Solution

The fourth proportional to 149,284.04, 223,891.20 and 42,665.06 is: 63,987.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,284.04 : 223,891.20 = 42,665.06 : x
  2. Step 2: Convert to fraction form
    149,284.04/223,891.20 = 42,665.06/x
  3. Step 3: Cross multiply
    149,284.04x = 223,891.20 × 42,665.06
  4. Step 4: Simplify right side
    149,284.04x = 9,552,331,481.47
  5. Step 5: Solve for x
    x = 9,552,331,481.47/149,284.04
  6. Step 6: Final answer
    x = 63,987.63

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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.