Home / 231,216.98-346,615.28-88,971.50

Finding the Fourth Proportional to 231,216.98, 346,615.28 and 88,971.50

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Solution

The fourth proportional to 231,216.98, 346,615.28 and 88,971.50 is: 133,376.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,216.98 : 346,615.28 = 88,971.50 : x
  2. Step 2: Convert to fraction form
    231,216.98/346,615.28 = 88,971.50/x
  3. Step 3: Cross multiply
    231,216.98x = 346,615.28 × 88,971.50
  4. Step 4: Simplify right side
    231,216.98x = 30,838,882,139.84
  5. Step 5: Solve for x
    x = 30,838,882,139.84/231,216.98
  6. Step 6: Final answer
    x = 133,376.38

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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.