Home / 202,666.02-303,835.05-84,426.18

Finding the Fourth Proportional to 202,666.02, 303,835.05 and 84,426.18

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Solution

The fourth proportional to 202,666.02, 303,835.05 and 84,426.18 is: 126,570.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,666.02 : 303,835.05 = 84,426.18 : x
  2. Step 2: Convert to fraction form
    202,666.02/303,835.05 = 84,426.18/x
  3. Step 3: Cross multiply
    202,666.02x = 303,835.05 × 84,426.18
  4. Step 4: Simplify right side
    202,666.02x = 25,651,632,621.61
  5. Step 5: Solve for x
    x = 25,651,632,621.61/202,666.02
  6. Step 6: Final answer
    x = 126,570.96

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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.