Home / 146,792.29-220,240.91-90,566.95

Finding the Fourth Proportional to 146,792.29, 220,240.91 and 90,566.95

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Solution

The fourth proportional to 146,792.29, 220,240.91 and 90,566.95 is: 135,882.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,792.29 : 220,240.91 = 90,566.95 : x
  2. Step 2: Convert to fraction form
    146,792.29/220,240.91 = 90,566.95/x
  3. Step 3: Cross multiply
    146,792.29x = 220,240.91 × 90,566.95
  4. Step 4: Simplify right side
    146,792.29x = 19,946,547,483.92
  5. Step 5: Solve for x
    x = 19,946,547,483.92/146,792.29
  6. Step 6: Final answer
    x = 135,882.80

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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.