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Finding the Fourth Proportional to 202,417.20, 303,625.80 and 62,175.60

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Solution

The fourth proportional to 202,417.20, 303,625.80 and 62,175.60 is: 93,263.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,417.20 : 303,625.80 = 62,175.60 : x
  2. Step 2: Convert to fraction form
    202,417.20/303,625.80 = 62,175.60/x
  3. Step 3: Cross multiply
    202,417.20x = 303,625.80 × 62,175.60
  4. Step 4: Simplify right side
    202,417.20x = 18,878,116,290.48
  5. Step 5: Solve for x
    x = 18,878,116,290.48/202,417.20
  6. Step 6: Final answer
    x = 93,263.40

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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.