Home / 166,031.18-249,020.02-47,675.60

Finding the Fourth Proportional to 166,031.18, 249,020.02 and 47,675.60

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Solution

The fourth proportional to 166,031.18, 249,020.02 and 47,675.60 is: 71,505.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,031.18 : 249,020.02 = 47,675.60 : x
  2. Step 2: Convert to fraction form
    166,031.18/249,020.02 = 47,675.60/x
  3. Step 3: Cross multiply
    166,031.18x = 249,020.02 × 47,675.60
  4. Step 4: Simplify right side
    166,031.18x = 11,872,178,865.51
  5. Step 5: Solve for x
    x = 11,872,178,865.51/166,031.18
  6. Step 6: Final answer
    x = 71,505.72

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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.