Home / 90,888.32-125,425.59-50,601.03

Finding the Fourth Proportional to 90,888.32, 125,425.59 and 50,601.03

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Solution

The fourth proportional to 90,888.32, 125,425.59 and 50,601.03 is: 69,829.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,888.32 : 125,425.59 = 50,601.03 : x
  2. Step 2: Convert to fraction form
    90,888.32/125,425.59 = 50,601.03/x
  3. Step 3: Cross multiply
    90,888.32x = 125,425.59 × 50,601.03
  4. Step 4: Simplify right side
    90,888.32x = 6,346,663,852.60
  5. Step 5: Solve for x
    x = 6,346,663,852.60/90,888.32
  6. Step 6: Final answer
    x = 69,829.26

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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.