Home / 282,932.81-424,393.07-133,090.05

Finding the Fourth Proportional to 282,932.81, 424,393.07 and 133,090.05

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Solution

The fourth proportional to 282,932.81, 424,393.07 and 133,090.05 is: 199,632.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,932.81 : 424,393.07 = 133,090.05 : x
  2. Step 2: Convert to fraction form
    282,932.81/424,393.07 = 133,090.05/x
  3. Step 3: Cross multiply
    282,932.81x = 424,393.07 × 133,090.05
  4. Step 4: Simplify right side
    282,932.81x = 56,482,494,905.95
  5. Step 5: Solve for x
    x = 56,482,494,905.95/282,932.81
  6. Step 6: Final answer
    x = 199,632.18

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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.