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Finding the Fourth Proportional to 161,167.42, 241,799.42 and 65,055.15

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Solution

The fourth proportional to 161,167.42, 241,799.42 and 65,055.15 is: 97,602.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,167.42 : 241,799.42 = 65,055.15 : x
  2. Step 2: Convert to fraction form
    161,167.42/241,799.42 = 65,055.15/x
  3. Step 3: Cross multiply
    161,167.42x = 241,799.42 × 65,055.15
  4. Step 4: Simplify right side
    161,167.42x = 15,730,297,700.65
  5. Step 5: Solve for x
    x = 15,730,297,700.65/161,167.42
  6. Step 6: Final answer
    x = 97,602.22

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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.