Home / 90,495.77-135,567.08-59,236.25

Finding the Fourth Proportional to 90,495.77, 135,567.08 and 59,236.25

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Solution

The fourth proportional to 90,495.77, 135,567.08 and 59,236.25 is: 88,738.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,495.77 : 135,567.08 = 59,236.25 : x
  2. Step 2: Convert to fraction form
    90,495.77/135,567.08 = 59,236.25/x
  3. Step 3: Cross multiply
    90,495.77x = 135,567.08 × 59,236.25
  4. Step 4: Simplify right side
    90,495.77x = 8,030,485,146.47
  5. Step 5: Solve for x
    x = 8,030,485,146.47/90,495.77
  6. Step 6: Final answer
    x = 88,738.79

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1.5x scale

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.