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Finding the Fourth Proportional to 248,224.01, 342,534.63 and 139,318.22

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Solution

The fourth proportional to 248,224.01, 342,534.63 and 139,318.22 is: 192,251.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,224.01 : 342,534.63 = 139,318.22 : x
  2. Step 2: Convert to fraction form
    248,224.01/342,534.63 = 139,318.22/x
  3. Step 3: Cross multiply
    248,224.01x = 342,534.63 × 139,318.22
  4. Step 4: Simplify right side
    248,224.01x = 47,721,313,227.29
  5. Step 5: Solve for x
    x = 47,721,313,227.29/248,224.01
  6. Step 6: Final answer
    x = 192,251.00

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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.