Home / 153,238.72-229,858.36-48,065.84

Finding the Fourth Proportional to 153,238.72, 229,858.36 and 48,065.84

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Solution

The fourth proportional to 153,238.72, 229,858.36 and 48,065.84 is: 72,098.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,238.72 : 229,858.36 = 48,065.84 : x
  2. Step 2: Convert to fraction form
    153,238.72/229,858.36 = 48,065.84/x
  3. Step 3: Cross multiply
    153,238.72x = 229,858.36 × 48,065.84
  4. Step 4: Simplify right side
    153,238.72x = 11,048,335,154.42
  5. Step 5: Solve for x
    x = 11,048,335,154.42/153,238.72
  6. Step 6: Final answer
    x = 72,098.85

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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.