Home / 89,007.12-133,510.34-36,416.59

Finding the Fourth Proportional to 89,007.12, 133,510.34 and 36,416.59

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Solution

The fourth proportional to 89,007.12, 133,510.34 and 36,416.59 is: 54,624.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,007.12 : 133,510.34 = 36,416.59 : x
  2. Step 2: Convert to fraction form
    89,007.12/133,510.34 = 36,416.59/x
  3. Step 3: Cross multiply
    89,007.12x = 133,510.34 × 36,416.59
  4. Step 4: Simplify right side
    89,007.12x = 4,861,991,069.81
  5. Step 5: Solve for x
    x = 4,861,991,069.81/89,007.12
  6. Step 6: Final answer
    x = 54,624.74

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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.