Home / 55,764.20-83,646.30-51,444.20

Finding the Fourth Proportional to 55,764.20, 83,646.30 and 51,444.20

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Solution

The fourth proportional to 55,764.20, 83,646.30 and 51,444.20 is: 77,166.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,764.20 : 83,646.30 = 51,444.20 : x
  2. Step 2: Convert to fraction form
    55,764.20/83,646.30 = 51,444.20/x
  3. Step 3: Cross multiply
    55,764.20x = 83,646.30 × 51,444.20
  4. Step 4: Simplify right side
    55,764.20x = 4,303,116,986.46
  5. Step 5: Solve for x
    x = 4,303,116,986.46/55,764.20
  6. Step 6: Final answer
    x = 77,166.30

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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.