Home / 104,548.68-144,276.62-56,802.06

Finding the Fourth Proportional to 104,548.68, 144,276.62 and 56,802.06

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Solution

The fourth proportional to 104,548.68, 144,276.62 and 56,802.06 is: 78,386.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,548.68 : 144,276.62 = 56,802.06 : x
  2. Step 2: Convert to fraction form
    104,548.68/144,276.62 = 56,802.06/x
  3. Step 3: Cross multiply
    104,548.68x = 144,276.62 × 56,802.06
  4. Step 4: Simplify right side
    104,548.68x = 8,195,208,941.83
  5. Step 5: Solve for x
    x = 8,195,208,941.83/104,548.68
  6. Step 6: Final answer
    x = 78,386.54

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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.