Home / 90,560.21-135,663.60-59,300.69

Finding the Fourth Proportional to 90,560.21, 135,663.60 and 59,300.69

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Solution

The fourth proportional to 90,560.21, 135,663.60 and 59,300.69 is: 88,835.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,560.21 : 135,663.60 = 59,300.69 : x
  2. Step 2: Convert to fraction form
    90,560.21/135,663.60 = 59,300.69/x
  3. Step 3: Cross multiply
    90,560.21x = 135,663.60 × 59,300.69
  4. Step 4: Simplify right side
    90,560.21x = 8,044,944,452.22
  5. Step 5: Solve for x
    x = 8,044,944,452.22/90,560.21
  6. Step 6: Final answer
    x = 88,835.31

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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.