Home / 200,084.12-275,985.10-119,448.60

Finding the Fourth Proportional to 200,084.12, 275,985.10 and 119,448.60

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Solution

The fourth proportional to 200,084.12, 275,985.10 and 119,448.60 is: 164,760.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,084.12 : 275,985.10 = 119,448.60 : x
  2. Step 2: Convert to fraction form
    200,084.12/275,985.10 = 119,448.60/x
  3. Step 3: Cross multiply
    200,084.12x = 275,985.10 × 119,448.60
  4. Step 4: Simplify right side
    200,084.12x = 32,966,033,815.86
  5. Step 5: Solve for x
    x = 32,966,033,815.86/200,084.12
  6. Step 6: Final answer
    x = 164,760.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.