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Finding the Fourth Proportional to 248,082.66, 342,347.94 and 144,736.65

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Solution

The fourth proportional to 248,082.66, 342,347.94 and 144,736.65 is: 199,733.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,082.66 : 342,347.94 = 144,736.65 : x
  2. Step 2: Convert to fraction form
    248,082.66/342,347.94 = 144,736.65/x
  3. Step 3: Cross multiply
    248,082.66x = 342,347.94 × 144,736.65
  4. Step 4: Simplify right side
    248,082.66x = 49,550,293,970.00
  5. Step 5: Solve for x
    x = 49,550,293,970.00/248,082.66
  6. Step 6: Final answer
    x = 199,733.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.