Home / 90,847.51-125,298.44-59,026.75

Finding the Fourth Proportional to 90,847.51, 125,298.44 and 59,026.75

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Solution

The fourth proportional to 90,847.51, 125,298.44 and 59,026.75 is: 81,410.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,847.51 : 125,298.44 = 59,026.75 : x
  2. Step 2: Convert to fraction form
    90,847.51/125,298.44 = 59,026.75/x
  3. Step 3: Cross multiply
    90,847.51x = 125,298.44 × 59,026.75
  4. Step 4: Simplify right side
    90,847.51x = 7,395,959,398.14
  5. Step 5: Solve for x
    x = 7,395,959,398.14/90,847.51
  6. Step 6: Final answer
    x = 81,410.70

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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.