Home / 61,881.09-92,868.65-45,283.95

Finding the Fourth Proportional to 61,881.09, 92,868.65 and 45,283.95

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Solution

The fourth proportional to 61,881.09, 92,868.65 and 45,283.95 is: 67,960.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,881.09 : 92,868.65 = 45,283.95 : x
  2. Step 2: Convert to fraction form
    61,881.09/92,868.65 = 45,283.95/x
  3. Step 3: Cross multiply
    61,881.09x = 92,868.65 × 45,283.95
  4. Step 4: Simplify right side
    61,881.09x = 4,205,459,076.75
  5. Step 5: Solve for x
    x = 4,205,459,076.75/61,881.09
  6. Step 6: Final answer
    x = 67,960.33

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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.