Home / 147,864.30-221,796.45-124,536.30

Finding the Fourth Proportional to 147,864.30, 221,796.45 and 124,536.30

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Solution

The fourth proportional to 147,864.30, 221,796.45 and 124,536.30 is: 186,804.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,864.30 : 221,796.45 = 124,536.30 : x
  2. Step 2: Convert to fraction form
    147,864.30/221,796.45 = 124,536.30/x
  3. Step 3: Cross multiply
    147,864.30x = 221,796.45 × 124,536.30
  4. Step 4: Simplify right side
    147,864.30x = 27,621,709,236.14
  5. Step 5: Solve for x
    x = 27,621,709,236.14/147,864.30
  6. Step 6: Final answer
    x = 186,804.45

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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.