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Finding the Fourth Proportional to 175,673.60, 263,121.60 and 144,569.60

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Solution

The fourth proportional to 175,673.60, 263,121.60 and 144,569.60 is: 216,534.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,673.60 : 263,121.60 = 144,569.60 : x
  2. Step 2: Convert to fraction form
    175,673.60/263,121.60 = 144,569.60/x
  3. Step 3: Cross multiply
    175,673.60x = 263,121.60 × 144,569.60
  4. Step 4: Simplify right side
    175,673.60x = 38,039,384,463.36
  5. Step 5: Solve for x
    x = 38,039,384,463.36/175,673.60
  6. Step 6: Final answer
    x = 216,534.44

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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.