Home / 61,981.02-92,977.68-19,850.52

Finding the Fourth Proportional to 61,981.02, 92,977.68 and 19,850.52

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Solution

The fourth proportional to 61,981.02, 92,977.68 and 19,850.52 is: 29,777.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,981.02 : 92,977.68 = 19,850.52 : x
  2. Step 2: Convert to fraction form
    61,981.02/92,977.68 = 19,850.52/x
  3. Step 3: Cross multiply
    61,981.02x = 92,977.68 × 19,850.52
  4. Step 4: Simplify right side
    61,981.02x = 1,845,655,296.39
  5. Step 5: Solve for x
    x = 1,845,655,296.39/61,981.02
  6. Step 6: Final answer
    x = 29,777.75

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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.