Home / 98,752.10-148,124.82-39,571.88

Finding the Fourth Proportional to 98,752.10, 148,124.82 and 39,571.88

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Solution

The fourth proportional to 98,752.10, 148,124.82 and 39,571.88 is: 59,356.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,752.10 : 148,124.82 = 39,571.88 : x
  2. Step 2: Convert to fraction form
    98,752.10/148,124.82 = 39,571.88/x
  3. Step 3: Cross multiply
    98,752.10x = 148,124.82 × 39,571.88
  4. Step 4: Simplify right side
    98,752.10x = 5,861,577,602.06
  5. Step 5: Solve for x
    x = 5,861,577,602.06/98,752.10
  6. Step 6: Final answer
    x = 59,356.49

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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.