Home / 166,087.29-249,124.86-91,242.48

Finding the Fourth Proportional to 166,087.29, 249,124.86 and 91,242.48

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Solution

The fourth proportional to 166,087.29, 249,124.86 and 91,242.48 is: 136,860.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,087.29 : 249,124.86 = 91,242.48 : x
  2. Step 2: Convert to fraction form
    166,087.29/249,124.86 = 91,242.48/x
  3. Step 3: Cross multiply
    166,087.29x = 249,124.86 × 91,242.48
  4. Step 4: Simplify right side
    166,087.29x = 22,730,770,056.05
  5. Step 5: Solve for x
    x = 22,730,770,056.05/166,087.29
  6. Step 6: Final answer
    x = 136,860.38

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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.