Home / 166,881.96-249,927.66-131,585.40

Finding the Fourth Proportional to 166,881.96, 249,927.66 and 131,585.40

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Solution

The fourth proportional to 166,881.96, 249,927.66 and 131,585.40 is: 197,066.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,881.96 : 249,927.66 = 131,585.40 : x
  2. Step 2: Convert to fraction form
    166,881.96/249,927.66 = 131,585.40/x
  3. Step 3: Cross multiply
    166,881.96x = 249,927.66 × 131,585.40
  4. Step 4: Simplify right side
    166,881.96x = 32,886,831,112.16
  5. Step 5: Solve for x
    x = 32,886,831,112.16/166,881.96
  6. Step 6: Final answer
    x = 197,066.42

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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.