Home / 238,838.24-358,338.36-105,700.16

Finding the Fourth Proportional to 238,838.24, 358,338.36 and 105,700.16

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Solution

The fourth proportional to 238,838.24, 358,338.36 and 105,700.16 is: 158,586.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,838.24 : 358,338.36 = 105,700.16 : x
  2. Step 2: Convert to fraction form
    238,838.24/358,338.36 = 105,700.16/x
  3. Step 3: Cross multiply
    238,838.24x = 358,338.36 × 105,700.16
  4. Step 4: Simplify right side
    238,838.24x = 37,876,421,986.14
  5. Step 5: Solve for x
    x = 37,876,421,986.14/238,838.24
  6. Step 6: Final answer
    x = 158,586.09

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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.