Home / 136,225.15-204,354.12-45,043.65

Finding the Fourth Proportional to 136,225.15, 204,354.12 and 45,043.65

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Solution

The fourth proportional to 136,225.15, 204,354.12 and 45,043.65 is: 67,570.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,225.15 : 204,354.12 = 45,043.65 : x
  2. Step 2: Convert to fraction form
    136,225.15/204,354.12 = 45,043.65/x
  3. Step 3: Cross multiply
    136,225.15x = 204,354.12 × 45,043.65
  4. Step 4: Simplify right side
    136,225.15x = 9,204,855,457.34
  5. Step 5: Solve for x
    x = 9,204,855,457.34/136,225.15
  6. Step 6: Final answer
    x = 67,570.90

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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.