Home / 98,387.06-147,528.14-38,435.92

Finding the Fourth Proportional to 98,387.06, 147,528.14 and 38,435.92

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Solution

The fourth proportional to 98,387.06, 147,528.14 and 38,435.92 is: 57,633.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,387.06 : 147,528.14 = 38,435.92 : x
  2. Step 2: Convert to fraction form
    98,387.06/147,528.14 = 38,435.92/x
  3. Step 3: Cross multiply
    98,387.06x = 147,528.14 × 38,435.92
  4. Step 4: Simplify right side
    98,387.06x = 5,670,379,225.79
  5. Step 5: Solve for x
    x = 5,670,379,225.79/98,387.06
  6. Step 6: Final answer
    x = 57,633.39

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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.