Home / 166,214.01-249,148.56-77,394.48

Finding the Fourth Proportional to 166,214.01, 249,148.56 and 77,394.48

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Solution

The fourth proportional to 166,214.01, 249,148.56 and 77,394.48 is: 116,011.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,214.01 : 249,148.56 = 77,394.48 : x
  2. Step 2: Convert to fraction form
    166,214.01/249,148.56 = 77,394.48/x
  3. Step 3: Cross multiply
    166,214.01x = 249,148.56 × 77,394.48
  4. Step 4: Simplify right side
    166,214.01x = 19,282,723,243.95
  5. Step 5: Solve for x
    x = 19,282,723,243.95/166,214.01
  6. Step 6: Final answer
    x = 116,011.42

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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.