Home / 52,048.74-78,100.44-28,373.26

Finding the Fourth Proportional to 52,048.74, 78,100.44 and 28,373.26

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Solution

The fourth proportional to 52,048.74, 78,100.44 and 28,373.26 is: 42,574.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,048.74 : 78,100.44 = 28,373.26 : x
  2. Step 2: Convert to fraction form
    52,048.74/78,100.44 = 28,373.26/x
  3. Step 3: Cross multiply
    52,048.74x = 78,100.44 × 28,373.26
  4. Step 4: Simplify right side
    52,048.74x = 2,215,964,090.23
  5. Step 5: Solve for x
    x = 2,215,964,090.23/52,048.74
  6. Step 6: Final answer
    x = 42,574.79

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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.