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Finding the Fourth Proportional to 202,125.40, 282,422.60 and 202,125.40

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Solution

The fourth proportional to 202,125.40, 282,422.60 and 202,125.40 is: 282,422.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,125.40 : 282,422.60 = 202,125.40 : x
  2. Step 2: Convert to fraction form
    202,125.40/282,422.60 = 202,125.40/x
  3. Step 3: Cross multiply
    202,125.40x = 282,422.60 × 202,125.40
  4. Step 4: Simplify right side
    202,125.40x = 57,084,780,994.04
  5. Step 5: Solve for x
    x = 57,084,780,994.04/202,125.40
  6. Step 6: Final answer
    x = 282,422.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.