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Finding the Fourth Proportional to 177,154.70, 265,730.96 and 64,842.73

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Solution

The fourth proportional to 177,154.70, 265,730.96 and 64,842.73 is: 97,263.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,154.70 : 265,730.96 = 64,842.73 : x
  2. Step 2: Convert to fraction form
    177,154.70/265,730.96 = 64,842.73/x
  3. Step 3: Cross multiply
    177,154.70x = 265,730.96 × 64,842.73
  4. Step 4: Simplify right side
    177,154.70x = 17,230,720,389.70
  5. Step 5: Solve for x
    x = 17,230,720,389.70/177,154.70
  6. Step 6: Final answer
    x = 97,263.70

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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.