Home / 134,521.65-201,815.63-39,751.35

Finding the Fourth Proportional to 134,521.65, 201,815.63 and 39,751.35

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Solution

The fourth proportional to 134,521.65, 201,815.63 and 39,751.35 is: 59,636.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,521.65 : 201,815.63 = 39,751.35 : x
  2. Step 2: Convert to fraction form
    134,521.65/201,815.63 = 39,751.35/x
  3. Step 3: Cross multiply
    134,521.65x = 201,815.63 × 39,751.35
  4. Step 4: Simplify right side
    134,521.65x = 8,022,443,743.60
  5. Step 5: Solve for x
    x = 8,022,443,743.60/134,521.65
  6. Step 6: Final answer
    x = 59,636.82

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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.