Home / 166,440.12-249,672.74-48,112.35

Finding the Fourth Proportional to 166,440.12, 249,672.74 and 48,112.35

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Solution

The fourth proportional to 166,440.12, 249,672.74 and 48,112.35 is: 72,172.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,440.12 : 249,672.74 = 48,112.35 : x
  2. Step 2: Convert to fraction form
    166,440.12/249,672.74 = 48,112.35/x
  3. Step 3: Cross multiply
    166,440.12x = 249,672.74 × 48,112.35
  4. Step 4: Simplify right side
    166,440.12x = 12,012,342,252.34
  5. Step 5: Solve for x
    x = 12,012,342,252.34/166,440.12
  6. Step 6: Final answer
    x = 72,172.16

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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.