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Finding the Fourth Proportional to 177,065.46, 265,624.44 and 64,719.48

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Solution

The fourth proportional to 177,065.46, 265,624.44 and 64,719.48 is: 97,088.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,065.46 : 265,624.44 = 64,719.48 : x
  2. Step 2: Convert to fraction form
    177,065.46/265,624.44 = 64,719.48/x
  3. Step 3: Cross multiply
    177,065.46x = 265,624.44 × 64,719.48
  4. Step 4: Simplify right side
    177,065.46x = 17,191,075,632.09
  5. Step 5: Solve for x
    x = 17,191,075,632.09/177,065.46
  6. Step 6: Final answer
    x = 97,088.81

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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.