Home / 134,977.66-202,445.69-45,021.95

Finding the Fourth Proportional to 134,977.66, 202,445.69 and 45,021.95

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Solution

The fourth proportional to 134,977.66, 202,445.69 and 45,021.95 is: 67,525.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,977.66 : 202,445.69 = 45,021.95 : x
  2. Step 2: Convert to fraction form
    134,977.66/202,445.69 = 45,021.95/x
  3. Step 3: Cross multiply
    134,977.66x = 202,445.69 × 45,021.95
  4. Step 4: Simplify right side
    134,977.66x = 9,114,498,875.14
  5. Step 5: Solve for x
    x = 9,114,498,875.14/134,977.66
  6. Step 6: Final answer
    x = 67,525.98

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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.