Home / 147,724.64-221,567.52-41,115.68

Finding the Fourth Proportional to 147,724.64, 221,567.52 and 41,115.68

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Solution

The fourth proportional to 147,724.64, 221,567.52 and 41,115.68 is: 61,668.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,724.64 : 221,567.52 = 41,115.68 : x
  2. Step 2: Convert to fraction form
    147,724.64/221,567.52 = 41,115.68/x
  3. Step 3: Cross multiply
    147,724.64x = 221,567.52 × 41,115.68
  4. Step 4: Simplify right side
    147,724.64x = 9,109,899,250.71
  5. Step 5: Solve for x
    x = 9,109,899,250.71/147,724.64
  6. Step 6: Final answer
    x = 61,668.11

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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.