Home / 104,549.94-144,278.62-56,802.87

Finding the Fourth Proportional to 104,549.94, 144,278.62 and 56,802.87

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Solution

The fourth proportional to 104,549.94, 144,278.62 and 56,802.87 is: 78,387.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,549.94 : 144,278.62 = 56,802.87 : x
  2. Step 2: Convert to fraction form
    104,549.94/144,278.62 = 56,802.87/x
  3. Step 3: Cross multiply
    104,549.94x = 144,278.62 × 56,802.87
  4. Step 4: Simplify right side
    104,549.94x = 8,195,439,553.63
  5. Step 5: Solve for x
    x = 8,195,439,553.63/104,549.94
  6. Step 6: Final answer
    x = 78,387.80

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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.