Home / 166,410.40-249,615.60-140,069.20

Finding the Fourth Proportional to 166,410.40, 249,615.60 and 140,069.20

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Solution

The fourth proportional to 166,410.40, 249,615.60 and 140,069.20 is: 210,103.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,410.40 : 249,615.60 = 140,069.20 : x
  2. Step 2: Convert to fraction form
    166,410.40/249,615.60 = 140,069.20/x
  3. Step 3: Cross multiply
    166,410.40x = 249,615.60 × 140,069.20
  4. Step 4: Simplify right side
    166,410.40x = 34,963,457,399.52
  5. Step 5: Solve for x
    x = 34,963,457,399.52/166,410.40
  6. Step 6: Final answer
    x = 210,103.80

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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.