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Finding the Fourth Proportional to 180,577.67, 249,114.48 and 116,935.97

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Solution

The fourth proportional to 180,577.67, 249,114.48 and 116,935.97 is: 161,318.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,577.67 : 249,114.48 = 116,935.97 : x
  2. Step 2: Convert to fraction form
    180,577.67/249,114.48 = 116,935.97/x
  3. Step 3: Cross multiply
    180,577.67x = 249,114.48 × 116,935.97
  4. Step 4: Simplify right side
    180,577.67x = 29,130,442,114.27
  5. Step 5: Solve for x
    x = 29,130,442,114.27/180,577.67
  6. Step 6: Final answer
    x = 161,318.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.