Home / 189,797.16-284,690.20-49,555.80

Finding the Fourth Proportional to 189,797.16, 284,690.20 and 49,555.80

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Solution

The fourth proportional to 189,797.16, 284,690.20 and 49,555.80 is: 74,332.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,797.16 : 284,690.20 = 49,555.80 : x
  2. Step 2: Convert to fraction form
    189,797.16/284,690.20 = 49,555.80/x
  3. Step 3: Cross multiply
    189,797.16x = 284,690.20 × 49,555.80
  4. Step 4: Simplify right side
    189,797.16x = 14,108,050,613.16
  5. Step 5: Solve for x
    x = 14,108,050,613.16/189,797.16
  6. Step 6: Final answer
    x = 74,332.25

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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.