Home / 42,004.40-63,136.20-41,226.80

Finding the Fourth Proportional to 42,004.40, 63,136.20 and 41,226.80

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Solution

The fourth proportional to 42,004.40, 63,136.20 and 41,226.80 is: 61,967.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,004.40 : 63,136.20 = 41,226.80 : x
  2. Step 2: Convert to fraction form
    42,004.40/63,136.20 = 41,226.80/x
  3. Step 3: Cross multiply
    42,004.40x = 63,136.20 × 41,226.80
  4. Step 4: Simplify right side
    42,004.40x = 2,602,903,490.16
  5. Step 5: Solve for x
    x = 2,602,903,490.16/42,004.40
  6. Step 6: Final answer
    x = 61,967.40

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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.