Home / 166,113.20-249,121.20-59,484.80

Finding the Fourth Proportional to 166,113.20, 249,121.20 and 59,484.80

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Solution

The fourth proportional to 166,113.20, 249,121.20 and 59,484.80 is: 89,209.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,113.20 : 249,121.20 = 59,484.80 : x
  2. Step 2: Convert to fraction form
    166,113.20/249,121.20 = 59,484.80/x
  3. Step 3: Cross multiply
    166,113.20x = 249,121.20 × 59,484.80
  4. Step 4: Simplify right side
    166,113.20x = 14,818,924,757.76
  5. Step 5: Solve for x
    x = 14,818,924,757.76/166,113.20
  6. Step 6: Final answer
    x = 89,209.80

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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.