Home / 224,972.16-310,459.20-124,369.92

Finding the Fourth Proportional to 224,972.16, 310,459.20 and 124,369.92

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Solution

The fourth proportional to 224,972.16, 310,459.20 and 124,369.92 is: 171,629.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,972.16 : 310,459.20 = 124,369.92 : x
  2. Step 2: Convert to fraction form
    224,972.16/310,459.20 = 124,369.92/x
  3. Step 3: Cross multiply
    224,972.16x = 310,459.20 × 124,369.92
  4. Step 4: Simplify right side
    224,972.16x = 38,611,785,867.26
  5. Step 5: Solve for x
    x = 38,611,785,867.26/224,972.16
  6. Step 6: Final answer
    x = 171,629.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.