Home / 98,890.65-148,355.07-32,312.82

Finding the Fourth Proportional to 98,890.65, 148,355.07 and 32,312.82

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Solution

The fourth proportional to 98,890.65, 148,355.07 and 32,312.82 is: 48,475.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,890.65 : 148,355.07 = 32,312.82 : x
  2. Step 2: Convert to fraction form
    98,890.65/148,355.07 = 32,312.82/x
  3. Step 3: Cross multiply
    98,890.65x = 148,355.07 × 32,312.82
  4. Step 4: Simplify right side
    98,890.65x = 4,793,770,673.00
  5. Step 5: Solve for x
    x = 4,793,770,673.00/98,890.65
  6. Step 6: Final answer
    x = 48,475.47

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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.