Home / 90,562.77-135,667.44-59,303.25

Finding the Fourth Proportional to 90,562.77, 135,667.44 and 59,303.25

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Solution

The fourth proportional to 90,562.77, 135,667.44 and 59,303.25 is: 88,839.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,562.77 : 135,667.44 = 59,303.25 : x
  2. Step 2: Convert to fraction form
    90,562.77/135,667.44 = 59,303.25/x
  3. Step 3: Cross multiply
    90,562.77x = 135,667.44 × 59,303.25
  4. Step 4: Simplify right side
    90,562.77x = 8,045,520,111.18
  5. Step 5: Solve for x
    x = 8,045,520,111.18/90,562.77
  6. Step 6: Final answer
    x = 88,839.16

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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.