Home / 166,024.32-249,030.24-91,179.36

Finding the Fourth Proportional to 166,024.32, 249,030.24 and 91,179.36

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Solution

The fourth proportional to 166,024.32, 249,030.24 and 91,179.36 is: 136,765.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,024.32 : 249,030.24 = 91,179.36 : x
  2. Step 2: Convert to fraction form
    166,024.32/249,030.24 = 91,179.36/x
  3. Step 3: Cross multiply
    166,024.32x = 249,030.24 × 91,179.36
  4. Step 4: Simplify right side
    166,024.32x = 22,706,417,903.85
  5. Step 5: Solve for x
    x = 22,706,417,903.85/166,024.32
  6. Step 6: Final answer
    x = 136,765.61

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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.