Home / 166,427.20-249,640.80-157,873.60

Finding the Fourth Proportional to 166,427.20, 249,640.80 and 157,873.60

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Solution

The fourth proportional to 166,427.20, 249,640.80 and 157,873.60 is: 236,810.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,427.20 : 249,640.80 = 157,873.60 : x
  2. Step 2: Convert to fraction form
    166,427.20/249,640.80 = 157,873.60/x
  3. Step 3: Cross multiply
    166,427.20x = 249,640.80 × 157,873.60
  4. Step 4: Simplify right side
    166,427.20x = 39,411,691,802.88
  5. Step 5: Solve for x
    x = 39,411,691,802.88/166,427.20
  6. Step 6: Final answer
    x = 236,810.40

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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.