Home / 166,315.73-249,483.61-112,985.12

Finding the Fourth Proportional to 166,315.73, 249,483.61 and 112,985.12

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Solution

The fourth proportional to 166,315.73, 249,483.61 and 112,985.12 is: 169,484.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,315.73 : 249,483.61 = 112,985.12 : x
  2. Step 2: Convert to fraction form
    166,315.73/249,483.61 = 112,985.12/x
  3. Step 3: Cross multiply
    166,315.73x = 249,483.61 × 112,985.12
  4. Step 4: Simplify right side
    166,315.73x = 28,187,935,613.88
  5. Step 5: Solve for x
    x = 28,187,935,613.88/166,315.73
  6. Step 6: Final answer
    x = 169,484.48

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1.5x scale

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.