Home / 149,333.04-223,886.94-90,154.65

Finding the Fourth Proportional to 149,333.04, 223,886.94 and 90,154.65

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Solution

The fourth proportional to 149,333.04, 223,886.94 and 90,154.65 is: 135,163.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,333.04 : 223,886.94 = 90,154.65 : x
  2. Step 2: Convert to fraction form
    149,333.04/223,886.94 = 90,154.65/x
  3. Step 3: Cross multiply
    149,333.04x = 223,886.94 × 90,154.65
  4. Step 4: Simplify right side
    149,333.04x = 20,184,448,715.27
  5. Step 5: Solve for x
    x = 20,184,448,715.27/149,333.04
  6. Step 6: Final answer
    x = 135,163.98

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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.