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Finding the Fourth Proportional to 252,355.53, 348,271.57 and 144,946.29

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Solution

The fourth proportional to 252,355.53, 348,271.57 and 144,946.29 is: 200,037.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,355.53 : 348,271.57 = 144,946.29 : x
  2. Step 2: Convert to fraction form
    252,355.53/348,271.57 = 144,946.29/x
  3. Step 3: Cross multiply
    252,355.53x = 348,271.57 × 144,946.29
  4. Step 4: Simplify right side
    252,355.53x = 50,480,671,259.24
  5. Step 5: Solve for x
    x = 50,480,671,259.24/252,355.53
  6. Step 6: Final answer
    x = 200,037.90

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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.