Home / 166,537.80-249,417.90-126,880.20

Finding the Fourth Proportional to 166,537.80, 249,417.90 and 126,880.20

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Solution

The fourth proportional to 166,537.80, 249,417.90 and 126,880.20 is: 190,024.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,537.80 : 249,417.90 = 126,880.20 : x
  2. Step 2: Convert to fraction form
    166,537.80/249,417.90 = 126,880.20/x
  3. Step 3: Cross multiply
    166,537.80x = 249,417.90 × 126,880.20
  4. Step 4: Simplify right side
    166,537.80x = 31,646,193,035.58
  5. Step 5: Solve for x
    x = 31,646,193,035.58/166,537.80
  6. Step 6: Final answer
    x = 190,024.08

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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.