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Finding the Fourth Proportional to 94,230.63, 141,366.80 and 31,048.20

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Solution

The fourth proportional to 94,230.63, 141,366.80 and 31,048.20 is: 46,579.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,230.63 : 141,366.80 = 31,048.20 : x
  2. Step 2: Convert to fraction form
    94,230.63/141,366.80 = 31,048.20/x
  3. Step 3: Cross multiply
    94,230.63x = 141,366.80 × 31,048.20
  4. Step 4: Simplify right side
    94,230.63x = 4,389,184,524.52
  5. Step 5: Solve for x
    x = 4,389,184,524.52/94,230.63
  6. Step 6: Final answer
    x = 46,579.17

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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.