Home / 90,076.24-124,317.56-51,835.01

Finding the Fourth Proportional to 90,076.24, 124,317.56 and 51,835.01

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Solution

The fourth proportional to 90,076.24, 124,317.56 and 51,835.01 is: 71,539.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,076.24 : 124,317.56 = 51,835.01 : x
  2. Step 2: Convert to fraction form
    90,076.24/124,317.56 = 51,835.01/x
  3. Step 3: Cross multiply
    90,076.24x = 124,317.56 × 51,835.01
  4. Step 4: Simplify right side
    90,076.24x = 6,444,001,473.78
  5. Step 5: Solve for x
    x = 6,444,001,473.78/90,076.24
  6. Step 6: Final answer
    x = 71,539.41

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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.