Home / 90,773.76-125,196.93-62,110.50

Finding the Fourth Proportional to 90,773.76, 125,196.93 and 62,110.50

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Solution

The fourth proportional to 90,773.76, 125,196.93 and 62,110.50 is: 85,664.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,773.76 : 125,196.93 = 62,110.50 : x
  2. Step 2: Convert to fraction form
    90,773.76/125,196.93 = 62,110.50/x
  3. Step 3: Cross multiply
    90,773.76x = 125,196.93 × 62,110.50
  4. Step 4: Simplify right side
    90,773.76x = 7,776,043,920.77
  5. Step 5: Solve for x
    x = 7,776,043,920.77/90,773.76
  6. Step 6: Final answer
    x = 85,664.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.