Home / 90,528.93-135,740.77-60,577.41

Finding the Fourth Proportional to 90,528.93, 135,740.77 and 60,577.41

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Solution

The fourth proportional to 90,528.93, 135,740.77 and 60,577.41 is: 90,830.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,528.93 : 135,740.77 = 60,577.41 : x
  2. Step 2: Convert to fraction form
    90,528.93/135,740.77 = 60,577.41/x
  3. Step 3: Cross multiply
    90,528.93x = 135,740.77 × 60,577.41
  4. Step 4: Simplify right side
    90,528.93x = 8,222,824,278.01
  5. Step 5: Solve for x
    x = 8,222,824,278.01/90,528.93
  6. Step 6: Final answer
    x = 90,830.90

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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.