Home / 149,019.27-223,389.13-54,225.80

Finding the Fourth Proportional to 149,019.27, 223,389.13 and 54,225.80

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Solution

The fourth proportional to 149,019.27, 223,389.13 and 54,225.80 is: 81,287.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,019.27 : 223,389.13 = 54,225.80 : x
  2. Step 2: Convert to fraction form
    149,019.27/223,389.13 = 54,225.80/x
  3. Step 3: Cross multiply
    149,019.27x = 223,389.13 × 54,225.80
  4. Step 4: Simplify right side
    149,019.27x = 12,113,454,285.55
  5. Step 5: Solve for x
    x = 12,113,454,285.55/149,019.27
  6. Step 6: Final answer
    x = 81,287.84

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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.