Home / 329,095.23-493,545.03-139,552.80

Finding the Fourth Proportional to 329,095.23, 493,545.03 and 139,552.80

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Solution

The fourth proportional to 329,095.23, 493,545.03 and 139,552.80 is: 209,287.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,095.23 : 493,545.03 = 139,552.80 : x
  2. Step 2: Convert to fraction form
    329,095.23/493,545.03 = 139,552.80/x
  3. Step 3: Cross multiply
    329,095.23x = 493,545.03 × 139,552.80
  4. Step 4: Simplify right side
    329,095.23x = 68,875,590,862.58
  5. Step 5: Solve for x
    x = 68,875,590,862.58/329,095.23
  6. Step 6: Final answer
    x = 209,287.72

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1.5x scale

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.