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Finding the Fourth Proportional to 177,490.60, 265,612.49 and 152,828.53

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Solution

The fourth proportional to 177,490.60, 265,612.49 and 152,828.53 is: 228,706.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,490.60 : 265,612.49 = 152,828.53 : x
  2. Step 2: Convert to fraction form
    177,490.60/265,612.49 = 152,828.53/x
  3. Step 3: Cross multiply
    177,490.60x = 265,612.49 × 152,828.53
  4. Step 4: Simplify right side
    177,490.60x = 40,593,166,396.34
  5. Step 5: Solve for x
    x = 40,593,166,396.34/177,490.60
  6. Step 6: Final answer
    x = 228,706.01

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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.