Home / 207,229.02-310,843.53-137,091.93

Finding the Fourth Proportional to 207,229.02, 310,843.53 and 137,091.93

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Solution

The fourth proportional to 207,229.02, 310,843.53 and 137,091.93 is: 205,637.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,229.02 : 310,843.53 = 137,091.93 : x
  2. Step 2: Convert to fraction form
    207,229.02/310,843.53 = 137,091.93/x
  3. Step 3: Cross multiply
    207,229.02x = 310,843.53 × 137,091.93
  4. Step 4: Simplify right side
    207,229.02x = 42,614,139,455.71
  5. Step 5: Solve for x
    x = 42,614,139,455.71/207,229.02
  6. Step 6: Final answer
    x = 205,637.90

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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.