Home / 104,616.04-144,364.14-56,869

Finding the Fourth Proportional to 104,616.04, 144,364.14 and 56,869

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Solution

The fourth proportional to 104,616.04, 144,364.14 and 56,869 is: 78,475.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,616.04 : 144,364.14 = 56,869 : x
  2. Step 2: Convert to fraction form
    104,616.04/144,364.14 = 56,869/x
  3. Step 3: Cross multiply
    104,616.04x = 144,364.14 × 56,869
  4. Step 4: Simplify right side
    104,616.04x = 8,209,844,277.66
  5. Step 5: Solve for x
    x = 8,209,844,277.66/104,616.04
  6. Step 6: Final answer
    x = 78,475.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.