Home / 147,462.48-221,232.72-77,322.96

Finding the Fourth Proportional to 147,462.48, 221,232.72 and 77,322.96

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Solution

The fourth proportional to 147,462.48, 221,232.72 and 77,322.96 is: 116,004.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,462.48 : 221,232.72 = 77,322.96 : x
  2. Step 2: Convert to fraction form
    147,462.48/221,232.72 = 77,322.96/x
  3. Step 3: Cross multiply
    147,462.48x = 221,232.72 × 77,322.96
  4. Step 4: Simplify right side
    147,462.48x = 17,106,368,759.25
  5. Step 5: Solve for x
    x = 17,106,368,759.25/147,462.48
  6. Step 6: Final answer
    x = 116,004.89

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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.