Home / 147,399.22-221,097.99-42,218.22

Finding the Fourth Proportional to 147,399.22, 221,097.99 and 42,218.22

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Solution

The fourth proportional to 147,399.22, 221,097.99 and 42,218.22 is: 63,327.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,399.22 : 221,097.99 = 42,218.22 : x
  2. Step 2: Convert to fraction form
    147,399.22/221,097.99 = 42,218.22/x
  3. Step 3: Cross multiply
    147,399.22x = 221,097.99 × 42,218.22
  4. Step 4: Simplify right side
    147,399.22x = 9,334,363,583.38
  5. Step 5: Solve for x
    x = 9,334,363,583.38/147,399.22
  6. Step 6: Final answer
    x = 63,327.09

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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.