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Finding the Fourth Proportional to 52,238.63, 72,138.51 and 36,366.48

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Solution

The fourth proportional to 52,238.63, 72,138.51 and 36,366.48 is: 50,220.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,238.63 : 72,138.51 = 36,366.48 : x
  2. Step 2: Convert to fraction form
    52,238.63/72,138.51 = 36,366.48/x
  3. Step 3: Cross multiply
    52,238.63x = 72,138.51 × 36,366.48
  4. Step 4: Simplify right side
    52,238.63x = 2,623,423,681.14
  5. Step 5: Solve for x
    x = 2,623,423,681.14/52,238.63
  6. Step 6: Final answer
    x = 50,220.00

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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.