Home / 207,228.02-310,842.04-137,090.94

Finding the Fourth Proportional to 207,228.02, 310,842.04 and 137,090.94

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Solution

The fourth proportional to 207,228.02, 310,842.04 and 137,090.94 is: 205,636.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,228.02 : 310,842.04 = 137,090.94 : x
  2. Step 2: Convert to fraction form
    207,228.02/310,842.04 = 137,090.94/x
  3. Step 3: Cross multiply
    207,228.02x = 310,842.04 × 137,090.94
  4. Step 4: Simplify right side
    207,228.02x = 42,613,627,455.12
  5. Step 5: Solve for x
    x = 42,613,627,455.12/207,228.02
  6. Step 6: Final answer
    x = 205,636.42

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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.