Home / 89,926.80-134,890.20-60,358.80

Finding the Fourth Proportional to 89,926.80, 134,890.20 and 60,358.80

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Solution

The fourth proportional to 89,926.80, 134,890.20 and 60,358.80 is: 90,538.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,926.80 : 134,890.20 = 60,358.80 : x
  2. Step 2: Convert to fraction form
    89,926.80/134,890.20 = 60,358.80/x
  3. Step 3: Cross multiply
    89,926.80x = 134,890.20 × 60,358.80
  4. Step 4: Simplify right side
    89,926.80x = 8,141,810,603.76
  5. Step 5: Solve for x
    x = 8,141,810,603.76/89,926.80
  6. Step 6: Final answer
    x = 90,538.20

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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.