Home / 166,421.40-249,632.10-149,832.60

Finding the Fourth Proportional to 166,421.40, 249,632.10 and 149,832.60

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Solution

The fourth proportional to 166,421.40, 249,632.10 and 149,832.60 is: 224,748.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,421.40 : 249,632.10 = 149,832.60 : x
  2. Step 2: Convert to fraction form
    166,421.40/249,632.10 = 149,832.60/x
  3. Step 3: Cross multiply
    166,421.40x = 249,632.10 × 149,832.60
  4. Step 4: Simplify right side
    166,421.40x = 37,403,026,586.46
  5. Step 5: Solve for x
    x = 37,403,026,586.46/166,421.40
  6. Step 6: Final answer
    x = 224,748.90

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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.