Home / 166,439.50-249,661.07-48,111.86

Finding the Fourth Proportional to 166,439.50, 249,661.07 and 48,111.86

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Solution

The fourth proportional to 166,439.50, 249,661.07 and 48,111.86 is: 72,168.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,439.50 : 249,661.07 = 48,111.86 : x
  2. Step 2: Convert to fraction form
    166,439.50/249,661.07 = 48,111.86/x
  3. Step 3: Cross multiply
    166,439.50x = 249,661.07 × 48,111.86
  4. Step 4: Simplify right side
    166,439.50x = 12,011,658,447.29
  5. Step 5: Solve for x
    x = 12,011,658,447.29/166,439.50
  6. Step 6: Final answer
    x = 72,168.32

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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.