Home / 180,680.10-249,548.49-170,182.50

Finding the Fourth Proportional to 180,680.10, 249,548.49 and 170,182.50

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Solution

The fourth proportional to 180,680.10, 249,548.49 and 170,182.50 is: 235,049.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,680.10 : 249,548.49 = 170,182.50 : x
  2. Step 2: Convert to fraction form
    180,680.10/249,548.49 = 170,182.50/x
  3. Step 3: Cross multiply
    180,680.10x = 249,548.49 × 170,182.50
  4. Step 4: Simplify right side
    180,680.10x = 42,468,785,899.43
  5. Step 5: Solve for x
    x = 42,468,785,899.43/180,680.10
  6. Step 6: Final answer
    x = 235,049.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.