Home / 237,918.40-357,136.80-132,942.40

Finding the Fourth Proportional to 237,918.40, 357,136.80 and 132,942.40

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Solution

The fourth proportional to 237,918.40, 357,136.80 and 132,942.40 is: 199,558.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,918.40 : 357,136.80 = 132,942.40 : x
  2. Step 2: Convert to fraction form
    237,918.40/357,136.80 = 132,942.40/x
  3. Step 3: Cross multiply
    237,918.40x = 357,136.80 × 132,942.40
  4. Step 4: Simplify right side
    237,918.40x = 47,478,623,320.32
  5. Step 5: Solve for x
    x = 47,478,623,320.32/237,918.40
  6. Step 6: Final answer
    x = 199,558.43

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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.