Home / 90,924.36-125,475.48-50,641.62

Finding the Fourth Proportional to 90,924.36, 125,475.48 and 50,641.62

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Solution

The fourth proportional to 90,924.36, 125,475.48 and 50,641.62 is: 69,885.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,924.36 : 125,475.48 = 50,641.62 : x
  2. Step 2: Convert to fraction form
    90,924.36/125,475.48 = 50,641.62/x
  3. Step 3: Cross multiply
    90,924.36x = 125,475.48 × 50,641.62
  4. Step 4: Simplify right side
    90,924.36x = 6,354,281,577.48
  5. Step 5: Solve for x
    x = 6,354,281,577.48/90,924.36
  6. Step 6: Final answer
    x = 69,885.36

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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.