Home / 147,895.62-221,754.57-57,831.04

Finding the Fourth Proportional to 147,895.62, 221,754.57 and 57,831.04

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Solution

The fourth proportional to 147,895.62, 221,754.57 and 57,831.04 is: 86,711.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,895.62 : 221,754.57 = 57,831.04 : x
  2. Step 2: Convert to fraction form
    147,895.62/221,754.57 = 57,831.04/x
  3. Step 3: Cross multiply
    147,895.62x = 221,754.57 × 57,831.04
  4. Step 4: Simplify right side
    147,895.62x = 12,824,297,468.18
  5. Step 5: Solve for x
    x = 12,824,297,468.18/147,895.62
  6. Step 6: Final answer
    x = 86,711.82

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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.