Home / 166,775.49-249,953.65-119,142.63

Finding the Fourth Proportional to 166,775.49, 249,953.65 and 119,142.63

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Solution

The fourth proportional to 166,775.49, 249,953.65 and 119,142.63 is: 178,564.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,775.49 : 249,953.65 = 119,142.63 : x
  2. Step 2: Convert to fraction form
    166,775.49/249,953.65 = 119,142.63/x
  3. Step 3: Cross multiply
    166,775.49x = 249,953.65 × 119,142.63
  4. Step 4: Simplify right side
    166,775.49x = 29,780,134,941.24
  5. Step 5: Solve for x
    x = 29,780,134,941.24/166,775.49
  6. Step 6: Final answer
    x = 178,564.22

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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.