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Finding the Fourth Proportional to 176,752.54, 265,128.81 and 145,522.18

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Solution

The fourth proportional to 176,752.54, 265,128.81 and 145,522.18 is: 218,283.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,752.54 : 265,128.81 = 145,522.18 : x
  2. Step 2: Convert to fraction form
    176,752.54/265,128.81 = 145,522.18/x
  3. Step 3: Cross multiply
    176,752.54x = 265,128.81 × 145,522.18
  4. Step 4: Simplify right side
    176,752.54x = 38,582,122,412.01
  5. Step 5: Solve for x
    x = 38,582,122,412.01/176,752.54
  6. Step 6: Final answer
    x = 218,283.27

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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.