Home / 201,382.11-302,030.61-59,188.80

Finding the Fourth Proportional to 201,382.11, 302,030.61 and 59,188.80

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Solution

The fourth proportional to 201,382.11, 302,030.61 and 59,188.80 is: 88,770.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,382.11 : 302,030.61 = 59,188.80 : x
  2. Step 2: Convert to fraction form
    201,382.11/302,030.61 = 59,188.80/x
  3. Step 3: Cross multiply
    201,382.11x = 302,030.61 × 59,188.80
  4. Step 4: Simplify right side
    201,382.11x = 17,876,829,369.17
  5. Step 5: Solve for x
    x = 17,876,829,369.17/201,382.11
  6. Step 6: Final answer
    x = 88,770.69

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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.