Home / 89,465.69-134,199.11-26,285.55

Finding the Fourth Proportional to 89,465.69, 134,199.11 and 26,285.55

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Solution

The fourth proportional to 89,465.69, 134,199.11 and 26,285.55 is: 39,428.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,465.69 : 134,199.11 = 26,285.55 : x
  2. Step 2: Convert to fraction form
    89,465.69/134,199.11 = 26,285.55/x
  3. Step 3: Cross multiply
    89,465.69x = 134,199.11 × 26,285.55
  4. Step 4: Simplify right side
    89,465.69x = 3,527,497,415.86
  5. Step 5: Solve for x
    x = 3,527,497,415.86/89,465.69
  6. Step 6: Final answer
    x = 39,428.49

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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.