Home / 106,176.34-159,153.45-39,587.50

Finding the Fourth Proportional to 106,176.34, 159,153.45 and 39,587.50

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Solution

The fourth proportional to 106,176.34, 159,153.45 and 39,587.50 is: 59,339.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,176.34 : 159,153.45 = 39,587.50 : x
  2. Step 2: Convert to fraction form
    106,176.34/159,153.45 = 39,587.50/x
  3. Step 3: Cross multiply
    106,176.34x = 159,153.45 × 39,587.50
  4. Step 4: Simplify right side
    106,176.34x = 6,300,487,201.88
  5. Step 5: Solve for x
    x = 6,300,487,201.88/106,176.34
  6. Step 6: Final answer
    x = 59,339.84

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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.