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Finding the Fourth Proportional to 53,102.71, 73,283.69 and 29,230.39

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Solution

The fourth proportional to 53,102.71, 73,283.69 and 29,230.39 is: 40,339.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,102.71 : 73,283.69 = 29,230.39 : x
  2. Step 2: Convert to fraction form
    53,102.71/73,283.69 = 29,230.39/x
  3. Step 3: Cross multiply
    53,102.71x = 73,283.69 × 29,230.39
  4. Step 4: Simplify right side
    53,102.71x = 2,142,110,326.77
  5. Step 5: Solve for x
    x = 2,142,110,326.77/53,102.71
  6. Step 6: Final answer
    x = 40,339.01

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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.