Home / 98,730.18-148,106.91-34,668.69

Finding the Fourth Proportional to 98,730.18, 148,106.91 and 34,668.69

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Solution

The fourth proportional to 98,730.18, 148,106.91 and 34,668.69 is: 52,007.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,730.18 : 148,106.91 = 34,668.69 : x
  2. Step 2: Convert to fraction form
    98,730.18/148,106.91 = 34,668.69/x
  3. Step 3: Cross multiply
    98,730.18x = 148,106.91 × 34,668.69
  4. Step 4: Simplify right side
    98,730.18x = 5,134,672,549.65
  5. Step 5: Solve for x
    x = 5,134,672,549.65/98,730.18
  6. Step 6: Final answer
    x = 52,007.12

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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.