Home / 147,606.88-221,422.75-46,428.16

Finding the Fourth Proportional to 147,606.88, 221,422.75 and 46,428.16

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Solution

The fourth proportional to 147,606.88, 221,422.75 and 46,428.16 is: 69,646.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,606.88 : 221,422.75 = 46,428.16 : x
  2. Step 2: Convert to fraction form
    147,606.88/221,422.75 = 46,428.16/x
  3. Step 3: Cross multiply
    147,606.88x = 221,422.75 × 46,428.16
  4. Step 4: Simplify right side
    147,606.88x = 10,280,250,195.01
  5. Step 5: Solve for x
    x = 10,280,250,195.01/147,606.88
  6. Step 6: Final answer
    x = 69,646.15

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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.