Home / 79,643.10-119,267.54-46,261.92

Finding the Fourth Proportional to 79,643.10, 119,267.54 and 46,261.92

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Solution

The fourth proportional to 79,643.10, 119,267.54 and 46,261.92 is: 69,278.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,643.10 : 119,267.54 = 46,261.92 : x
  2. Step 2: Convert to fraction form
    79,643.10/119,267.54 = 46,261.92/x
  3. Step 3: Cross multiply
    79,643.10x = 119,267.54 × 46,261.92
  4. Step 4: Simplify right side
    79,643.10x = 5,517,545,394.08
  5. Step 5: Solve for x
    x = 5,517,545,394.08/79,643.10
  6. Step 6: Final answer
    x = 69,278.39

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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.