Home / 139,070.46-208,625.58-43,015.08

Finding the Fourth Proportional to 139,070.46, 208,625.58 and 43,015.08

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Solution

The fourth proportional to 139,070.46, 208,625.58 and 43,015.08 is: 64,528.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,070.46 : 208,625.58 = 43,015.08 : x
  2. Step 2: Convert to fraction form
    139,070.46/208,625.58 = 43,015.08/x
  3. Step 3: Cross multiply
    139,070.46x = 208,625.58 × 43,015.08
  4. Step 4: Simplify right side
    139,070.46x = 8,974,046,013.75
  5. Step 5: Solve for x
    x = 8,974,046,013.75/139,070.46
  6. Step 6: Final answer
    x = 64,528.77

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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.