Home / 104,552.36-144,282.02-56,805.90

Finding the Fourth Proportional to 104,552.36, 144,282.02 and 56,805.90

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Solution

The fourth proportional to 104,552.36, 144,282.02 and 56,805.90 is: 78,392.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,552.36 : 144,282.02 = 56,805.90 : x
  2. Step 2: Convert to fraction form
    104,552.36/144,282.02 = 56,805.90/x
  3. Step 3: Cross multiply
    104,552.36x = 144,282.02 × 56,805.90
  4. Step 4: Simplify right side
    104,552.36x = 8,196,069,999.92
  5. Step 5: Solve for x
    x = 8,196,069,999.92/104,552.36
  6. Step 6: Final answer
    x = 78,392.01

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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.