Home / 153,100.28-229,675.07-53,288.84

Finding the Fourth Proportional to 153,100.28, 229,675.07 and 53,288.84

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Solution

The fourth proportional to 153,100.28, 229,675.07 and 53,288.84 is: 79,941.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,100.28 : 229,675.07 = 53,288.84 : x
  2. Step 2: Convert to fraction form
    153,100.28/229,675.07 = 53,288.84/x
  3. Step 3: Cross multiply
    153,100.28x = 229,675.07 × 53,288.84
  4. Step 4: Simplify right side
    153,100.28x = 12,239,118,764.63
  5. Step 5: Solve for x
    x = 12,239,118,764.63/153,100.28
  6. Step 6: Final answer
    x = 79,941.84

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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.